Artificial Intelligence Nanodegree

Convolutional Neural Networks

Project: Write an Algorithm for a Dog Identification App


In this notebook, some template code has already been provided for you, and you will need to implement additional functionality to successfully complete this project. You will not need to modify the included code beyond what is requested. Sections that begin with '(IMPLEMENTATION)' in the header indicate that the following block of code will require additional functionality which you must provide. Instructions will be provided for each section, and the specifics of the implementation are marked in the code block with a 'TODO' statement. Please be sure to read the instructions carefully!

Note: Once you have completed all of the code implementations, you need to finalize your work by exporting the iPython Notebook as an HTML document. Before exporting the notebook to html, all of the code cells need to have been run so that reviewers can see the final implementation and output. You can then export the notebook by using the menu above and navigating to \n", "File -> Download as -> HTML (.html). Include the finished document along with this notebook as your submission.

In addition to implementing code, there will be questions that you must answer which relate to the project and your implementation. Each section where you will answer a question is preceded by a 'Question X' header. Carefully read each question and provide thorough answers in the following text boxes that begin with 'Answer:'. Your project submission will be evaluated based on your answers to each of the questions and the implementation you provide.

Note: Code and Markdown cells can be executed using the Shift + Enter keyboard shortcut. Markdown cells can be edited by double-clicking the cell to enter edit mode.

The rubric contains optional "Stand Out Suggestions" for enhancing the project beyond the minimum requirements. If you decide to pursue the "Stand Out Suggestions", you should include the code in this IPython notebook.


Why We're Here

In this notebook, you will make the first steps towards developing an algorithm that could be used as part of a mobile or web app. At the end of this project, your code will accept any user-supplied image as input. If a dog is detected in the image, it will provide an estimate of the dog's breed. If a human is detected, it will provide an estimate of the dog breed that is most resembling. The image below displays potential sample output of your finished project (... but we expect that each student's algorithm will behave differently!).

Sample Dog Output

In this real-world setting, you will need to piece together a series of models to perform different tasks; for instance, the algorithm that detects humans in an image will be different from the CNN that infers dog breed. There are many points of possible failure, and no perfect algorithm exists. Your imperfect solution will nonetheless create a fun user experience!

The Road Ahead

We break the notebook into separate steps. Feel free to use the links below to navigate the notebook.

  • Step 0: Import Datasets
  • Step 1: Detect Humans
  • Step 2: Detect Dogs
  • Step 3: Create a CNN to Classify Dog Breeds (from Scratch)
  • Step 4: Use a CNN to Classify Dog Breeds (using Transfer Learning)
  • Step 5: Create a CNN to Classify Dog Breeds (using Transfer Learning)
  • Step 6: Write your Algorithm
  • Step 7: Test Your Algorithm

Step 0: Import Datasets

Import Dog Dataset

In the code cell below, we import a dataset of dog images. We populate a few variables through the use of the load_files function from the scikit-learn library:

  • train_files, valid_files, test_files - numpy arrays containing file paths to images
  • train_targets, valid_targets, test_targets - numpy arrays containing onehot-encoded classification labels
  • dog_names - list of string-valued dog breed names for translating labels
In [1]:
from sklearn.datasets import load_files       
from keras.utils import np_utils
import numpy as np
from glob import glob

# define function to load train, test, and validation datasets
def load_dataset(path):
    data = load_files(path)
    dog_files = np.array(data['filenames'])
    dog_targets = np_utils.to_categorical(np.array(data['target']), 133)
    return dog_files, dog_targets

# load train, test, and validation datasets
train_files, train_targets = load_dataset('C:\\Users\\Casey\\Documents\\GitHub\\dog-project\\dogImages\\dogImages/train')
valid_files, valid_targets = load_dataset('C:\\Users\Casey\Documents\GitHub\\dog-project\\dogImages\\dogImages/valid')
test_files, test_targets = load_dataset('C:\\Users\\Casey\\Documents\\GitHub\\dog-project\\dogImages\\dogImages/test')

# load list of dog names
dog_names = [item[20:-1] for item in sorted(glob("C:\\Users\\Casey\\Documents\\GitHub\\dog-project\\dogImages\\dogImages/train/*/"))]

# print statistics about the dataset
print('There are %d total dog categories.' % len(dog_names))
print('There are %s total dog images.\n' % len(np.hstack([train_files, valid_files, test_files])))
print('There are %d training dog images.' % len(train_files))
print('There are %d validation dog images.' % len(valid_files))
print('There are %d test dog images.'% len(test_files))
Using TensorFlow backend.
There are 133 total dog categories.
There are 8351 total dog images.

There are 6680 training dog images.
There are 835 validation dog images.
There are 836 test dog images.

Import Human Dataset

In the code cell below, we import a dataset of human images, where the file paths are stored in the numpy array human_files.

In [2]:
import random
random.seed(8675309)

# load filenames in shuffled human dataset
human_files = np.array(glob("C:\\Users\\Casey\\Documents\\GitHub\\dog-project\\lfw/lfw/*/*"))
random.shuffle(human_files)

# print statistics about the dataset
print('There are %d total human images.' % len(human_files))
There are 13233 total human images.
In [3]:
!pip install opencv-python
Requirement already satisfied: opencv-python in c:\users\casey\anaconda3\lib\site-packages
Requirement already satisfied: numpy>=1.11.3 in c:\users\casey\anaconda3\lib\site-packages (from opencv-python)

Step 1: Detect Humans

We use OpenCV's implementation of Haar feature-based cascade classifiers to detect human faces in images. OpenCV provides many pre-trained face detectors, stored as XML files on github. We have downloaded one of these detectors and stored it in the haarcascades directory.

In the next code cell, we demonstrate how to use this detector to find human faces in a sample image.

In [4]:
from cv2 import CascadeClassifier
In [5]:
import cv2  
from cv2 import CascadeClassifier
import matplotlib.pyplot as plt                        
%matplotlib inline                               

# extract pre-trained face detector
face_cascade = cv2.CascadeClassifier('C:\\Users\\Casey\\Documents\\GitHub\\dog-project\\haarcascades/haarcascade_frontalface_alt.xml')

# load color (BGR) image
img = cv2.imread(human_files[666])
# convert BGR image to grayscae
gray = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY)

# find faces in image
faces = face_cascade.detectMultiScale(gray)

# print number of faces detected in the image
print('Number of faces detected:', len(faces))

# get bounding box for each detected face
for (x,y,w,h) in faces:
    # add bounding box to color image
    cv2.rectangle(img,(x,y),(x+w,y+h),(255,0,0),2)
    
# convert BGR image to RGB for plotting
cv_rgb = cv2.cvtColor(img, cv2.COLOR_BGR2RGB)

# display the image, along with bounding box
plt.imshow(cv_rgb)
plt.show()
Number of faces detected: 1

Before using any of the face detectors, it is standard procedure to convert the images to grayscale. The detectMultiScale function executes the classifier stored in face_cascade and takes the grayscale image as a parameter.

In the above code, faces is a numpy array of detected faces, where each row corresponds to a detected face. Each detected face is a 1D array with four entries that specifies the bounding box of the detected face. The first two entries in the array (extracted in the above code as x and y) specify the horizontal and vertical positions of the top left corner of the bounding box. The last two entries in the array (extracted here as w and h) specify the width and height of the box.

Write a Human Face Detector

We can use this procedure to write a function that returns True if a human face is detected in an image and False otherwise. This function, aptly named face_detector, takes a string-valued file path to an image as input and appears in the code block below.

In [6]:
# returns "True" if face is detected in image stored at img_path
def face_detector(img_path):
    img = cv2.imread(img_path)
    gray = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY)
    faces = face_cascade.detectMultiScale(gray)
    return len(faces)

(IMPLEMENTATION) Assess the Human Face Detector

Question 1: Use the code cell below to test the performance of the face_detector function.

  • What percentage of the first 100 images in human_files have a detected human face?
  • What percentage of the first 100 images in dog_files have a detected human face?

Ideally, we would like 100% of human images with a detected face and 0% of dog images with a detected face. You will see that our algorithm falls short of this goal, but still gives acceptable performance. We extract the file paths for the first 100 images from each of the datasets and store them in the numpy arrays human_files_short and dog_files_short.

Answer: We get 99% of the human faces detected correctly, but we also detect 11% of the dog's faces as human faces

In [7]:
human_files_short = human_files[:100]
dog_files_short = train_files[:100]
# Do NOT modify the code above this line.

total_detect=0
## TODO: Test the performance of the face_detector algorithm 
## on the images in human_files_short and dog_files_short.
for i in range(len(human_files_short)):
    detect=face_detector(human_files_short[i])
    if detect >=1:
        total_detect+=1

print(total_detect*1.0/len(human_files_short))
0.99
In [8]:
total_detect=0
## TODO: Test the performance of the face_detector algorithm 
## on the images in human_files_short and dog_files_short.
for i in range(len(dog_files_short)):
    detect=face_detector(dog_files_short[i])
    if detect >=1:
        total_detect+=1

print(total_detect*1.0/len(dog_files_short))
0.11

Question 2: This algorithmic choice necessitates that we communicate to the user that we accept human images only when they provide a clear view of a face (otherwise, we risk having unneccessarily frustrated users!). In your opinion, is this a reasonable expectation to pose on the user? If not, can you think of a way to detect humans in images that does not necessitate an image with a clearly presented face?

Answer: I do not think it is reasonal expectation. Another way to detect human faces would be to train an image classifier using profile pictures of human faces. Also, human usually have a lack of hair around the eyes, so we could train human image classifiers using only the area around the eyes.

We suggest the face detector from OpenCV as a potential way to detect human images in your algorithm, but you are free to explore other approaches, especially approaches that make use of deep learning :). Please use the code cell below to design and test your own face detection algorithm. If you decide to pursue this optional task, report performance on each of the datasets.


Step 2: Detect Dogs

In this section, we use a pre-trained ResNet-50 model to detect dogs in images. Our first line of code downloads the ResNet-50 model, along with weights that have been trained on ImageNet, a very large, very popular dataset used for image classification and other vision tasks. ImageNet contains over 10 million URLs, each linking to an image containing an object from one of 1000 categories. Given an image, this pre-trained ResNet-50 model returns a prediction (derived from the available categories in ImageNet) for the object that is contained in the image.

In [9]:
from keras.applications.resnet50 import ResNet50

# define ResNet50 model
ResNet50_model = ResNet50(weights='imagenet')

Pre-process the Data

When using TensorFlow as backend, Keras CNNs require a 4D array (which we'll also refer to as a 4D tensor) as input, with shape

$$ (\text{nb_samples}, \text{rows}, \text{columns}, \text{channels}), $$

where nb_samples corresponds to the total number of images (or samples), and rows, columns, and channels correspond to the number of rows, columns, and channels for each image, respectively.

The path_to_tensor function below takes a string-valued file path to a color image as input and returns a 4D tensor suitable for supplying to a Keras CNN. The function first loads the image and resizes it to a square image that is $224 \times 224$ pixels. Next, the image is converted to an array, which is then resized to a 4D tensor. In this case, since we are working with color images, each image has three channels. Likewise, since we are processing a single image (or sample), the returned tensor will always have shape

$$ (1, 224, 224, 3). $$

The paths_to_tensor function takes a numpy array of string-valued image paths as input and returns a 4D tensor with shape

$$ (\text{nb_samples}, 224, 224, 3). $$

Here, nb_samples is the number of samples, or number of images, in the supplied array of image paths. It is best to think of nb_samples as the number of 3D tensors (where each 3D tensor corresponds to a different image) in your dataset!

In [10]:
#!pip install tqdm
In [11]:
from keras.preprocessing import image                  
import tqdm

def path_to_tensor(img_path):
    # loads RGB image as PIL.Image.Image type
    img = image.load_img(img_path, target_size=(224, 224))
    # convert PIL.Image.Image type to 3D tensor with shape (224, 224, 3)
    x = image.img_to_array(img)
    # convert 3D tensor to 4D tensor with shape (1, 224, 224, 3) and return 4D tensor
    return np.expand_dims(x, axis=0)

def paths_to_tensor(img_paths):
    list_of_tensors = [path_to_tensor(img_path) for img_path in tqdm.tqdm(img_paths)]
    return np.vstack(list_of_tensors)
In [12]:
#list_of_tensors = [path_to_tensor(train_files[1])]

Making Predictions with ResNet-50

Getting the 4D tensor ready for ResNet-50, and for any other pre-trained model in Keras, requires some additional processing. First, the RGB image is converted to BGR by reordering the channels. All pre-trained models have the additional normalization step that the mean pixel (expressed in RGB as $[103.939, 116.779, 123.68]$ and calculated from all pixels in all images in ImageNet) must be subtracted from every pixel in each image. This is implemented in the imported function preprocess_input. If you're curious, you can check the code for preprocess_input here.

Now that we have a way to format our image for supplying to ResNet-50, we are now ready to use the model to extract the predictions. This is accomplished with the predict method, which returns an array whose $i$-th entry is the model's predicted probability that the image belongs to the $i$-th ImageNet category. This is implemented in the ResNet50_predict_labels function below.

By taking the argmax of the predicted probability vector, we obtain an integer corresponding to the model's predicted object class, which we can identify with an object category through the use of this dictionary.

In [13]:
from keras.applications.resnet50 import preprocess_input, decode_predictions

def ResNet50_predict_labels(img_path):
    # returns prediction vector for image located at img_path
    img = preprocess_input(path_to_tensor(img_path))
    return np.argmax(ResNet50_model.predict(img))

Write a Dog Detector

While looking at the dictionary, you will notice that the categories corresponding to dogs appear in an uninterrupted sequence and correspond to dictionary keys 151-268, inclusive, to include all categories from 'Chihuahua' to 'Mexican hairless'. Thus, in order to check to see if an image is predicted to contain a dog by the pre-trained ResNet-50 model, we need only check if the ResNet50_predict_labels function above returns a value between 151 and 268 (inclusive).

We use these ideas to complete the dog_detector function below, which returns True if a dog is detected in an image (and False if not).

In [14]:
### returns "True" if a dog is detected in the image stored at img_path
def dog_detector(img_path):
    prediction = ResNet50_predict_labels(img_path)
    return ((prediction <= 268) & (prediction >= 151)) 

(IMPLEMENTATION) Assess the Dog Detector

Question 3: Use the code cell below to test the performance of your dog_detector function.

  • What percentage of the images in human_files_short have a detected dog?
  • What percentage of the images in dog_files_short have a detected dog?

Answer: 1% of human files have a dog detected in them, but 100% of the dog files have detected dogs in them.

In [15]:
### TODO: Test the performance of the dog_detector function
### on the images in human_files_short and dog_files_short.

total_detect=0
## TODO: Test the performance of the face_detector algorithm 
## on the images in human_files_short and dog_files_short.
for i in range(len(human_files_short)):
    detect=dog_detector(human_files_short[i])
    if detect:
        #print(detect)
        total_detect+=1
    #else:
        #print(detect)

print(total_detect*1.0/len(human_files_short))
0.01
In [16]:
total_detect=0
## TODO: Test the performance of the face_detector algorithm 
## on the images in human_files_short and dog_files_short.
for i in range(len(dog_files_short)):
    detect=dog_detector(dog_files_short[i])
    if detect:
        #print(detect)
        total_detect+=1
    #else:
        #print(detect)

print(total_detect*1.0/len(dog_files_short))
1.0

Step 3: Create a CNN to Classify Dog Breeds (from Scratch)

Now that we have functions for detecting humans and dogs in images, we need a way to predict breed from images. In this step, you will create a CNN that classifies dog breeds. You must create your CNN from scratch (so, you can't use transfer learning yet!), and you must attain a test accuracy of at least 1%. In Step 5 of this notebook, you will have the opportunity to use transfer learning to create a CNN that attains greatly improved accuracy.

Be careful with adding too many trainable layers! More parameters means longer training, which means you are more likely to need a GPU to accelerate the training process. Thankfully, Keras provides a handy estimate of the time that each epoch is likely to take; you can extrapolate this estimate to figure out how long it will take for your algorithm to train.

We mention that the task of assigning breed to dogs from images is considered exceptionally challenging. To see why, consider that even a human would have great difficulty in distinguishing between a Brittany and a Welsh Springer Spaniel.

Brittany Welsh Springer Spaniel

It is not difficult to find other dog breed pairs with minimal inter-class variation (for instance, Curly-Coated Retrievers and American Water Spaniels).

Curly-Coated Retriever American Water Spaniel

Likewise, recall that labradors come in yellow, chocolate, and black. Your vision-based algorithm will have to conquer this high intra-class variation to determine how to classify all of these different shades as the same breed.

Yellow Labrador Chocolate Labrador Black Labrador

We also mention that random chance presents an exceptionally low bar: setting aside the fact that the classes are slightly imabalanced, a random guess will provide a correct answer roughly 1 in 133 times, which corresponds to an accuracy of less than 1%.

Remember that the practice is far ahead of the theory in deep learning. Experiment with many different architectures, and trust your intuition. And, of course, have fun!

Pre-process the Data

We rescale the images by dividing every pixel in every image by 255.

In [17]:
from PIL import ImageFile                            
ImageFile.LOAD_TRUNCATED_IMAGES = True   
In [18]:
import random
random.seed(8675309)
train_files_ind=random.shuffle(train_files)
In [19]:
# pre-process the data for Keras
train_tensors = paths_to_tensor(train_files[:4200]).astype('float32')/255
valid_tensors = paths_to_tensor(valid_files).astype('float32')/255
test_tensors = paths_to_tensor(test_files).astype('float32')/255
100%|██████████████████████████████████████████████████████████████████████████████| 4200/4200 [00:47<00:00, 87.60it/s]
100%|████████████████████████████████████████████████████████████████████████████████| 835/835 [00:31<00:00, 26.69it/s]
100%|████████████████████████████████████████████████████████████████████████████████| 836/836 [00:42<00:00, 19.65it/s]

(IMPLEMENTATION) Model Architecture

Create a CNN to classify dog breed. At the end of your code cell block, summarize the layers of your model by executing the line:

    model.summary()

We have imported some Python modules to get you started, but feel free to import as many modules as you need. If you end up getting stuck, here's a hint that specifies a model that trains relatively fast on CPU and attains >1% test accuracy in 5 epochs:

Sample CNN

Question 4: Outline the steps you took to get to your final CNN architecture and your reasoning at each step. If you chose to use the hinted architecture above, describe why you think that CNN architecture should work well for the image classification task.

Answer: I started with the first convolutional layer with a low number of filters (8) and a low stride. My reasoning is that this first layer should capture as much spatial information without taking too much time to move the filters across the images. Saving time is why I chose to keep the padding as 'valid' for each of the layers. I kept the window size small for each of the layers. After the first layer, I add a max pooling layer to decrease the dimensionality by half. I still want more space for trainable parameters in later layers. After the first max pooling layer, I add a dropout layer to avoid overfitting. I started with the dropout probability of %10, and checked the model and increased the dropout later on to %25. Next, I double the number of filters in the layer but keep the window size and strides the same. The reasoning is that I wanted to increase the depth of the information contained in the layer. Again, I add a pooling layer to decrease the dimensionality and the dropout layer to decrease overfitting. I repeat this process two more times of doubling the filters and pooling that information together in a max pooling layer. Finally, I flatten out the information into a vector to be put into the fully connected layers. Since there are 512 output parameters from the max pooling layer, I reasoned that I could have a node for each of the outputs in a dense layer before the final layer. This finaly layer is a 'softmax' activation function that gives the probability of an image belonging to one of 133 dog breeds. I think this architecture will work well for classifying dog pictures because there are several convolutional layers to first scan over the image and then all of the max pooled layers, and then simplify the spatial information in the picture into key features. This architecture will work well because it should learn the deep features of the image and assign appropriate probabilities from the softmax layer.

In [20]:
from keras.layers import Conv2D, MaxPooling2D, GlobalAveragePooling2D
from keras.layers import Dropout, Flatten, Dense
from keras.models import Sequential

model = Sequential()

model.add(Conv2D(filters=8,kernel_size=3,strides=2,padding='valid',activation='relu',input_shape=(224,224,3)))
model.add(MaxPooling2D(pool_size=2))
model.add(Dropout(0.25))
model.add(Conv2D(filters=16,kernel_size=2,strides=1,padding='valid',activation='relu',input_shape=(224,224,3)))
model.add(MaxPooling2D(pool_size=2,))
model.add(Dropout(0.25))
model.add(Conv2D(filters=32,kernel_size=2,strides=1,padding='valid',activation='relu',input_shape=(244,244,3)))
model.add(MaxPooling2D(pool_size=2,))
model.add(Dropout(0.25))
model.add(Conv2D(filters=64,kernel_size=2,strides=1,padding='valid',activation='relu',input_shape=(244,244,3)))
model.add(MaxPooling2D(pool_size=2,))
model.add(Dropout(0.25))
model.add(Conv2D(filters=128,kernel_size=2,strides=1,padding='valid',activation='relu',input_shape=(244,244,3)))
model.add(MaxPooling2D(pool_size=2,))
model.add(Flatten())
model.add(Dense(512,activation='relu'))
model.add(Dense(133,activation='softmax'))

model.summary()
_________________________________________________________________
Layer (type)                 Output Shape              Param #   
=================================================================
conv2d_1 (Conv2D)            (None, 111, 111, 8)       224       
_________________________________________________________________
max_pooling2d_2 (MaxPooling2 (None, 55, 55, 8)         0         
_________________________________________________________________
dropout_1 (Dropout)          (None, 55, 55, 8)         0         
_________________________________________________________________
conv2d_2 (Conv2D)            (None, 54, 54, 16)        528       
_________________________________________________________________
max_pooling2d_3 (MaxPooling2 (None, 27, 27, 16)        0         
_________________________________________________________________
dropout_2 (Dropout)          (None, 27, 27, 16)        0         
_________________________________________________________________
conv2d_3 (Conv2D)            (None, 26, 26, 32)        2080      
_________________________________________________________________
max_pooling2d_4 (MaxPooling2 (None, 13, 13, 32)        0         
_________________________________________________________________
dropout_3 (Dropout)          (None, 13, 13, 32)        0         
_________________________________________________________________
conv2d_4 (Conv2D)            (None, 12, 12, 64)        8256      
_________________________________________________________________
max_pooling2d_5 (MaxPooling2 (None, 6, 6, 64)          0         
_________________________________________________________________
dropout_4 (Dropout)          (None, 6, 6, 64)          0         
_________________________________________________________________
conv2d_5 (Conv2D)            (None, 5, 5, 128)         32896     
_________________________________________________________________
max_pooling2d_6 (MaxPooling2 (None, 2, 2, 128)         0         
_________________________________________________________________
flatten_2 (Flatten)          (None, 512)               0         
_________________________________________________________________
dense_1 (Dense)              (None, 512)               262656    
_________________________________________________________________
dense_2 (Dense)              (None, 133)               68229     
=================================================================
Total params: 374,869
Trainable params: 374,869
Non-trainable params: 0
_________________________________________________________________

Compile the Model

In [21]:
model.compile(loss='categorical_crossentropy',optimizer='rmsprop', metrics=['accuracy'])
In [22]:
from keras.callbacks import ModelCheckpoint  

### TODO: specify the number of epochs that you would like to use to train the model.

epochs = 5

### Do NOT modify the code below this line.

checkpointer = ModelCheckpoint(filepath='C:\\Users\\Casey\\Documents\\GitHub\\dog-project\\saved_models/weights.best.from_scratch.hdf5', 
                               verbose=1, save_best_only=True)

model.fit(train_tensors, train_targets[:4200], 
          validation_data=(valid_tensors, valid_targets[:835]),
          epochs=epochs, batch_size=20, callbacks=[checkpointer], verbose=1)
Train on 4200 samples, validate on 835 samples
Epoch 1/5
4180/4200 [============================>.] - ETA: 274s - loss: 4.7403 - acc: 0.0000e+0 - ETA: 156s - loss: 5.5830 - acc: 0.0000e+0 - ETA: 117s - loss: 5.3973 - acc: 0.0000e+0 - ETA: 97s - loss: 5.2713 - acc: 0.0000e+0 - ETA: 86s - loss: 5.2166 - acc: 0.0000e+ - ETA: 78s - loss: 5.1535 - acc: 0.0000e+ - ETA: 72s - loss: 5.1301 - acc: 0.0000e+ - ETA: 68s - loss: 5.1097 - acc: 0.0000e+ - ETA: 64s - loss: 5.0873 - acc: 0.0000e+ - ETA: 61s - loss: 5.0754 - acc: 0.0050   - ETA: 59s - loss: 5.0501 - acc: 0.00 - ETA: 57s - loss: 5.0327 - acc: 0.00 - ETA: 55s - loss: 5.0238 - acc: 0.00 - ETA: 54s - loss: 5.0113 - acc: 0.00 - ETA: 53s - loss: 5.0063 - acc: 0.00 - ETA: 51s - loss: 5.0005 - acc: 0.00 - ETA: 50s - loss: 4.9900 - acc: 0.00 - ETA: 49s - loss: 4.9934 - acc: 0.00 - ETA: 48s - loss: 4.9875 - acc: 0.00 - ETA: 48s - loss: 4.9828 - acc: 0.00 - ETA: 47s - loss: 4.9794 - acc: 0.00 - ETA: 46s - loss: 4.9777 - acc: 0.00 - ETA: 45s - loss: 4.9741 - acc: 0.00 - ETA: 45s - loss: 4.9705 - acc: 0.00 - 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acc: 0.00 - ETA: 10s - loss: 4.9010 - acc: 0.00 - ETA: 10s - loss: 4.9009 - acc: 0.00 - ETA: 10s - loss: 4.9010 - acc: 0.00 - ETA: 10s - loss: 4.9008 - acc: 0.00 - ETA: 9s - loss: 4.9007 - acc: 0.0083 - ETA: 9s - loss: 4.9008 - acc: 0.008 - ETA: 9s - loss: 4.9005 - acc: 0.008 - ETA: 9s - loss: 4.9004 - acc: 0.008 - ETA: 9s - loss: 4.9004 - acc: 0.008 - ETA: 8s - loss: 4.9003 - acc: 0.008 - ETA: 8s - loss: 4.9003 - acc: 0.008 - ETA: 8s - loss: 4.9002 - acc: 0.008 - ETA: 8s - loss: 4.9002 - acc: 0.008 - ETA: 8s - loss: 4.9000 - acc: 0.008 - ETA: 7s - loss: 4.9000 - acc: 0.008 - ETA: 7s - loss: 4.8998 - acc: 0.008 - ETA: 7s - loss: 4.8996 - acc: 0.008 - ETA: 7s - loss: 4.8994 - acc: 0.008 - ETA: 7s - loss: 4.8992 - acc: 0.008 - ETA: 6s - loss: 4.8993 - acc: 0.008 - ETA: 6s - loss: 4.8993 - acc: 0.008 - ETA: 6s - loss: 4.8991 - acc: 0.008 - ETA: 6s - loss: 4.8994 - acc: 0.008 - ETA: 5s - loss: 4.8995 - acc: 0.008 - ETA: 5s - loss: 4.8995 - acc: 0.008 - ETA: 5s - loss: 4.8995 - acc: 0.008 - ETA: 5s - loss: 4.8994 - acc: 0.008 - ETA: 5s - loss: 4.8993 - acc: 0.008 - ETA: 4s - loss: 4.8993 - acc: 0.008 - ETA: 4s - loss: 4.8992 - acc: 0.008 - ETA: 4s - loss: 4.8991 - acc: 0.008 - ETA: 4s - loss: 4.8990 - acc: 0.008 - ETA: 4s - loss: 4.8989 - acc: 0.008 - ETA: 3s - loss: 4.8988 - acc: 0.008 - ETA: 3s - loss: 4.8986 - acc: 0.008 - ETA: 3s - loss: 4.8985 - acc: 0.009 - ETA: 3s - loss: 4.8986 - acc: 0.009 - ETA: 3s - loss: 4.8984 - acc: 0.009 - ETA: 2s - loss: 4.8985 - acc: 0.008 - ETA: 2s - loss: 4.8984 - acc: 0.008 - ETA: 2s - loss: 4.8983 - acc: 0.009 - ETA: 2s - loss: 4.8981 - acc: 0.009 - ETA: 2s - loss: 4.8978 - acc: 0.009 - ETA: 1s - loss: 4.8979 - acc: 0.009 - ETA: 1s - loss: 4.8976 - acc: 0.008 - ETA: 1s - loss: 4.8976 - acc: 0.008 - ETA: 1s - loss: 4.8978 - acc: 0.008 - ETA: 1s - loss: 4.8976 - acc: 0.008 - ETA: 0s - loss: 4.8977 - acc: 0.008 - ETA: 0s - loss: 4.8974 - acc: 0.008 - ETA: 0s - loss: 4.8975 - acc: 0.008 - ETA: 0s - loss: 4.8973 - acc: 0.0086Epoch 00000: val_loss improved from inf to 4.88154, saving model to C:\Users\Casey\Documents\GitHub\dog-project\saved_models/weights.best.from_scratch.hdf5
4200/4200 [==============================] - 46s - loss: 4.8976 - acc: 0.0086 - val_loss: 4.8815 - val_acc: 0.0108
Epoch 2/5
4180/4200 [============================>.] - ETA: 45s - loss: 4.8574 - acc: 0.0000e+ - ETA: 43s - loss: 4.8591 - acc: 0.0000e+ - ETA: 43s - loss: 4.8536 - acc: 0.0000e+ - ETA: 42s - loss: 4.8589 - acc: 0.0125   - ETA: 42s - loss: 4.8571 - acc: 0.01 - ETA: 41s - loss: 4.8581 - acc: 0.00 - ETA: 41s - loss: 4.8704 - acc: 0.00 - ETA: 41s - loss: 4.8723 - acc: 0.00 - ETA: 41s - loss: 4.8733 - acc: 0.00 - ETA: 40s - loss: 4.8740 - acc: 0.00 - ETA: 40s - loss: 4.8727 - acc: 0.00 - ETA: 40s - loss: 4.8719 - acc: 0.00 - ETA: 40s - loss: 4.8662 - acc: 0.00 - ETA: 40s - loss: 4.8691 - acc: 0.00 - ETA: 39s - loss: 4.8662 - acc: 0.00 - ETA: 39s - loss: 4.8679 - acc: 0.00 - ETA: 39s - loss: 4.8607 - acc: 0.00 - ETA: 39s - loss: 4.8647 - acc: 0.00 - ETA: 38s - loss: 4.8669 - acc: 0.00 - ETA: 38s - loss: 4.8665 - acc: 0.00 - ETA: 38s - loss: 4.8683 - acc: 0.00 - ETA: 38s - loss: 4.8689 - acc: 0.00 - ETA: 38s - loss: 4.8667 - acc: 0.00 - ETA: 37s - loss: 4.8622 - acc: 0.01 - ETA: 37s - loss: 4.8588 - acc: 0.01 - 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4200/4200 [==============================] - 45s - loss: 4.8754 - acc: 0.0093 - val_loss: 4.8753 - val_acc: 0.0108
Epoch 3/5
4180/4200 [============================>.] - ETA: 42s - loss: 4.8325 - acc: 0.0000e+ - ETA: 42s - loss: 4.8633 - acc: 0.0000e+ - ETA: 40s - loss: 4.8627 - acc: 0.0167   - ETA: 41s - loss: 4.8741 - acc: 0.01 - ETA: 41s - loss: 4.8681 - acc: 0.02 - ETA: 41s - loss: 4.8710 - acc: 0.01 - ETA: 40s - loss: 4.8666 - acc: 0.01 - ETA: 40s - loss: 4.8743 - acc: 0.01 - ETA: 40s - loss: 4.8733 - acc: 0.01 - ETA: 40s - loss: 4.8794 - acc: 0.01 - ETA: 39s - loss: 4.8785 - acc: 0.00 - ETA: 39s - loss: 4.8773 - acc: 0.00 - ETA: 39s - loss: 4.8802 - acc: 0.00 - ETA: 39s - loss: 4.8816 - acc: 0.00 - ETA: 39s - loss: 4.8807 - acc: 0.00 - ETA: 38s - loss: 4.8813 - acc: 0.00 - ETA: 38s - loss: 4.8792 - acc: 0.00 - ETA: 38s - loss: 4.8799 - acc: 0.00 - ETA: 38s - loss: 4.8778 - acc: 0.00 - ETA: 37s - loss: 4.8766 - acc: 0.00 - ETA: 37s - loss: 4.8762 - acc: 0.00 - ETA: 37s - loss: 4.8764 - acc: 0.00 - ETA: 37s - loss: 4.8765 - acc: 0.00 - ETA: 37s - loss: 4.8778 - acc: 0.00 - ETA: 36s - loss: 4.8769 - acc: 0.00 - 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ETA: 5s - loss: 4.8726 - acc: 0.010 - ETA: 4s - loss: 4.8725 - acc: 0.010 - ETA: 4s - loss: 4.8724 - acc: 0.010 - ETA: 4s - loss: 4.8722 - acc: 0.010 - ETA: 4s - loss: 4.8718 - acc: 0.011 - ETA: 4s - loss: 4.8718 - acc: 0.011 - ETA: 3s - loss: 4.8716 - acc: 0.011 - ETA: 3s - loss: 4.8713 - acc: 0.010 - ETA: 3s - loss: 4.8714 - acc: 0.011 - ETA: 3s - loss: 4.8715 - acc: 0.011 - ETA: 3s - loss: 4.8718 - acc: 0.011 - ETA: 2s - loss: 4.8720 - acc: 0.011 - ETA: 2s - loss: 4.8720 - acc: 0.011 - ETA: 2s - loss: 4.8720 - acc: 0.011 - ETA: 2s - loss: 4.8721 - acc: 0.011 - ETA: 2s - loss: 4.8722 - acc: 0.011 - ETA: 1s - loss: 4.8724 - acc: 0.010 - ETA: 1s - loss: 4.8723 - acc: 0.010 - ETA: 1s - loss: 4.8722 - acc: 0.010 - ETA: 1s - loss: 4.8721 - acc: 0.011 - ETA: 1s - loss: 4.8720 - acc: 0.011 - ETA: 0s - loss: 4.8716 - acc: 0.011 - ETA: 0s - loss: 4.8714 - acc: 0.011 - ETA: 0s - loss: 4.8715 - acc: 0.011 - ETA: 0s - loss: 4.8713 - acc: 0.0110Epoch 00002: val_loss improved from 4.87528 to 4.87272, saving model to C:\Users\Casey\Documents\GitHub\dog-project\saved_models/weights.best.from_scratch.hdf5
4200/4200 [==============================] - 45s - loss: 4.8710 - acc: 0.0112 - val_loss: 4.8727 - val_acc: 0.0108
Epoch 4/5
4180/4200 [============================>.] - ETA: 39s - loss: 4.8390 - acc: 0.0000e+ - ETA: 40s - loss: 4.9019 - acc: 0.0000e+ - ETA: 40s - loss: 4.8943 - acc: 0.0000e+ - ETA: 41s - loss: 4.8788 - acc: 0.0000e+ - ETA: 41s - loss: 4.8612 - acc: 0.0000e+ - ETA: 41s - loss: 4.8741 - acc: 0.0000e+ - ETA: 41s - loss: 4.8840 - acc: 0.0000e+ - ETA: 41s - loss: 4.8780 - acc: 0.0000e+ - ETA: 40s - loss: 4.8794 - acc: 0.0000e+ - ETA: 40s - loss: 4.8845 - acc: 0.0000e+ - ETA: 39s - loss: 4.8827 - acc: 0.0000e+ - ETA: 39s - loss: 4.8791 - acc: 0.0000e+ - ETA: 39s - loss: 4.8793 - acc: 0.0000e+ - ETA: 39s - loss: 4.8748 - acc: 0.0036   - ETA: 39s - loss: 4.8734 - acc: 0.00 - ETA: 39s - loss: 4.8732 - acc: 0.00 - ETA: 38s - loss: 4.8719 - acc: 0.00 - ETA: 38s - loss: 4.8720 - acc: 0.00 - ETA: 38s - loss: 4.8673 - acc: 0.00 - ETA: 38s - loss: 4.8678 - acc: 0.00 - ETA: 37s - loss: 4.8677 - acc: 0.00 - ETA: 37s - loss: 4.8666 - acc: 0.00 - ETA: 37s - loss: 4.8639 - acc: 0.00 - ETA: 37s - loss: 4.8642 - 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4200/4200 [==============================] - 48s - loss: 4.8684 - acc: 0.0114 - val_loss: 4.8727 - val_acc: 0.0108
Epoch 5/5
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4200/4200 [==============================] - 48s - loss: 4.8668 - acc: 0.0124 - val_loss: 4.8734 - val_acc: 0.0108
Out[22]:
<keras.callbacks.History at 0x2115b73ff60>

Load the Model with the Best Validation Loss

(IMPLEMENTATION) Train the Model

Train your model in the code cell below. Use model checkpointing to save the model that attains the best validation loss.

You are welcome to augment the training data, but this is not a requirement.

In [23]:
model.load_weights('C:\\Users\\Casey\\Documents\\GitHub\\dog-project\\saved_models/weights.best.from_scratch.hdf5')

Test the Model

Try out your model on the test dataset of dog images. Ensure that your test accuracy is greater than 1%.

In [24]:
# get index of predicted dog breed for each image in test set
dog_breed_predictions = [np.argmax(model.predict(np.expand_dims(tensor, axis=0))) for tensor in test_tensors]

# report test accuracy
test_accuracy = 100*np.sum(np.array(dog_breed_predictions)==np.argmax(test_targets, axis=1))/len(dog_breed_predictions)
print('Test accuracy: %.4f%%' % test_accuracy)
Test accuracy: 1.1962%

Step 4: Use a CNN to Classify Dog Breeds

To reduce training time without sacrificing accuracy, we show you how to train a CNN using transfer learning. In the following step, you will get a chance to use transfer learning to train your own CNN.

Obtain Bottleneck Features

In [25]:
bottleneck_features = np.load('C:\\Users\\Casey\\Documents\\GitHub\\dog-project\\bottleneck_features/DogVGG16Data.npz')
train_VGG16 = bottleneck_features['train']
valid_VGG16 = bottleneck_features['valid']
test_VGG16 = bottleneck_features['test']

Model Architecture

The model uses the the pre-trained VGG-16 model as a fixed feature extractor, where the last convolutional output of VGG-16 is fed as input to our model. We only add a global average pooling layer and a fully connected layer, where the latter contains one node for each dog category and is equipped with a softmax.

In [26]:
VGG16_model = Sequential()
VGG16_model.add(GlobalAveragePooling2D(input_shape=train_VGG16.shape[1:]))
VGG16_model.add(Dense(133, activation='softmax'))

VGG16_model.summary()
_________________________________________________________________
Layer (type)                 Output Shape              Param #   
=================================================================
global_average_pooling2d_1 ( (None, 512)               0         
_________________________________________________________________
dense_3 (Dense)              (None, 133)               68229     
=================================================================
Total params: 68,229
Trainable params: 68,229
Non-trainable params: 0
_________________________________________________________________

Compile the Model

In [27]:
VGG16_model.compile(loss='categorical_crossentropy', optimizer='rmsprop', metrics=['accuracy'])

Train the Model

In [28]:
checkpointer = ModelCheckpoint(filepath='C:\\Users\\Casey\\Documents\\GitHub\\dog-project\\saved_models/weights.best.VGG16.hdf5', 
                               verbose=1, save_best_only=True)

VGG16_model.fit(train_VGG16, train_targets, 
          validation_data=(valid_VGG16, valid_targets),
          epochs=20, batch_size=20, callbacks=[checkpointer], verbose=1)
Train on 6680 samples, validate on 835 samples
Epoch 1/20
6500/6680 [============================>.] - ETA: 171s - loss: 14.5065 - acc: 0.0000e+ - ETA: 20s - loss: 14.5699 - acc: 0.0222     - ETA: 9s - loss: 14.8310 - acc: 0.022 - ETA: 6s - loss: 14.7927 - acc: 0.02 - ETA: 4s - loss: 14.6772 - acc: 0.03 - ETA: 4s - loss: 14.6347 - acc: 0.03 - ETA: 3s - loss: 14.4590 - acc: 0.03 - ETA: 2s - loss: 14.2830 - acc: 0.04 - ETA: 2s - loss: 14.1624 - acc: 0.04 - ETA: 2s - loss: 13.9709 - acc: 0.05 - ETA: 1s - loss: 13.8658 - acc: 0.05 - ETA: 1s - loss: 13.7391 - acc: 0.06 - ETA: 1s - loss: 13.6403 - acc: 0.07 - ETA: 1s - loss: 13.5470 - acc: 0.07 - ETA: 1s - loss: 13.4390 - acc: 0.07 - ETA: 1s - loss: 13.3523 - acc: 0.08 - ETA: 0s - loss: 13.2702 - acc: 0.08 - ETA: 0s - loss: 13.1925 - acc: 0.08 - ETA: 0s - loss: 13.1263 - acc: 0.09 - ETA: 0s - loss: 13.0350 - acc: 0.09 - ETA: 0s - loss: 12.9419 - acc: 0.10 - ETA: 0s - loss: 12.8875 - acc: 0.10 - ETA: 0s - loss: 12.8195 - acc: 0.10 - ETA: 0s - loss: 12.7612 - acc: 0.11 - ETA: 0s - loss: 12.6871 - acc: 0.11 - ETA: 0s - loss: 12.5926 - acc: 0.1208Epoch 00000: val_loss improved from inf to 11.35646, saving model to C:\Users\Casey\Documents\GitHub\dog-project\saved_models/weights.best.VGG16.hdf5
6680/6680 [==============================] - 2s - loss: 12.5360 - acc: 0.1241 - val_loss: 11.3565 - val_acc: 0.2144
Epoch 2/20
6440/6680 [===========================>..] - ETA: 0s - loss: 9.9243 - acc: 0.250 - ETA: 1s - loss: 11.1530 - acc: 0.24 - ETA: 1s - loss: 11.0617 - acc: 0.23 - ETA: 1s - loss: 11.0249 - acc: 0.23 - ETA: 1s - loss: 10.9965 - acc: 0.24 - ETA: 1s - loss: 10.8391 - acc: 0.25 - ETA: 1s - loss: 10.7392 - acc: 0.25 - ETA: 1s - loss: 10.7557 - acc: 0.25 - ETA: 1s - loss: 10.7149 - acc: 0.25 - ETA: 1s - loss: 10.7788 - acc: 0.25 - ETA: 0s - loss: 10.7759 - acc: 0.25 - ETA: 0s - loss: 10.8587 - acc: 0.25 - ETA: 0s - loss: 10.8359 - acc: 0.25 - ETA: 0s - loss: 10.8490 - acc: 0.25 - ETA: 0s - loss: 10.8063 - acc: 0.25 - ETA: 0s - loss: 10.7998 - acc: 0.25 - ETA: 0s - loss: 10.7368 - acc: 0.25 - ETA: 0s - loss: 10.6524 - acc: 0.26 - ETA: 0s - loss: 10.6456 - acc: 0.26 - ETA: 0s - loss: 10.6343 - acc: 0.26 - ETA: 0s - loss: 10.5980 - acc: 0.26 - ETA: 0s - loss: 10.5811 - acc: 0.26 - ETA: 0s - loss: 10.5245 - acc: 0.26 - ETA: 0s - loss: 10.5240 - acc: 0.26 - ETA: 0s - loss: 10.4876 - acc: 0.2716Epoch 00001: val_loss improved from 11.35646 to 10.54674, saving model to C:\Users\Casey\Documents\GitHub\dog-project\saved_models/weights.best.VGG16.hdf5
6680/6680 [==============================] - 1s - loss: 10.4788 - acc: 0.2720 - val_loss: 10.5467 - val_acc: 0.2515
Epoch 3/20
6580/6680 [============================>.] - ETA: 0s - loss: 8.9452 - acc: 0.400 - ETA: 1s - loss: 10.7072 - acc: 0.28 - ETA: 1s - loss: 9.9373 - acc: 0.3296 - ETA: 1s - loss: 9.8853 - acc: 0.329 - ETA: 1s - loss: 9.9283 - acc: 0.327 - ETA: 1s - loss: 10.0464 - acc: 0.32 - ETA: 1s - loss: 10.0732 - acc: 0.31 - ETA: 1s - loss: 10.0055 - acc: 0.32 - ETA: 1s - loss: 10.0224 - acc: 0.32 - ETA: 0s - loss: 9.9994 - acc: 0.3248 - ETA: 0s - loss: 9.9923 - acc: 0.327 - ETA: 0s - loss: 9.9804 - acc: 0.325 - ETA: 0s - loss: 9.9914 - acc: 0.325 - ETA: 0s - loss: 10.0201 - acc: 0.32 - ETA: 0s - loss: 9.9562 - acc: 0.3288 - ETA: 0s - loss: 9.9603 - acc: 0.329 - ETA: 0s - loss: 9.9795 - acc: 0.328 - ETA: 0s - loss: 9.9796 - acc: 0.329 - ETA: 0s - loss: 10.0042 - acc: 0.32 - ETA: 0s - loss: 10.0036 - acc: 0.32 - ETA: 0s - loss: 9.9796 - acc: 0.3285 - ETA: 0s - loss: 9.9651 - acc: 0.329 - ETA: 0s - loss: 9.9646 - acc: 0.330 - ETA: 0s - loss: 9.9510 - acc: 0.331 - ETA: 0s - loss: 9.9519 - acc: 0.3313Epoch 00002: val_loss improved from 10.54674 to 10.34530, saving model to C:\Users\Casey\Documents\GitHub\dog-project\saved_models/weights.best.VGG16.hdf5
6680/6680 [==============================] - 1s - loss: 9.9397 - acc: 0.3317 - val_loss: 10.3453 - val_acc: 0.2910
Epoch 4/20
6560/6680 [============================>.] - ETA: 0s - loss: 11.4345 - acc: 0.25 - ETA: 1s - loss: 9.6018 - acc: 0.3667 - ETA: 1s - loss: 9.3374 - acc: 0.378 - ETA: 1s - loss: 9.6887 - acc: 0.359 - ETA: 1s - loss: 9.6688 - acc: 0.355 - ETA: 1s - loss: 9.6451 - acc: 0.356 - ETA: 1s - loss: 9.7209 - acc: 0.353 - ETA: 1s - loss: 9.7099 - acc: 0.356 - ETA: 1s - loss: 9.6692 - acc: 0.359 - ETA: 1s - loss: 9.7475 - acc: 0.355 - ETA: 0s - loss: 9.6901 - acc: 0.360 - ETA: 0s - loss: 9.6428 - acc: 0.362 - ETA: 0s - loss: 9.6224 - acc: 0.364 - ETA: 0s - loss: 9.6570 - acc: 0.363 - ETA: 0s - loss: 9.7030 - acc: 0.360 - ETA: 0s - loss: 9.6893 - acc: 0.362 - ETA: 0s - loss: 9.6868 - acc: 0.362 - ETA: 0s - loss: 9.7018 - acc: 0.362 - ETA: 0s - loss: 9.7554 - acc: 0.360 - ETA: 0s - loss: 9.7754 - acc: 0.359 - ETA: 0s - loss: 9.7685 - acc: 0.359 - ETA: 0s - loss: 9.7770 - acc: 0.359 - ETA: 0s - loss: 9.7318 - acc: 0.362 - ETA: 0s - loss: 9.7220 - acc: 0.362 - ETA: 0s - loss: 9.7560 - acc: 0.3607Epoch 00003: val_loss improved from 10.34530 to 10.28278, saving model to C:\Users\Casey\Documents\GitHub\dog-project\saved_models/weights.best.VGG16.hdf5
6680/6680 [==============================] - 1s - loss: 9.7627 - acc: 0.3605 - val_loss: 10.2828 - val_acc: 0.2982
Epoch 5/20
6560/6680 [============================>.] - ETA: 5s - loss: 8.0648 - acc: 0.500 - ETA: 1s - loss: 9.1772 - acc: 0.414 - ETA: 1s - loss: 9.7892 - acc: 0.377 - ETA: 1s - loss: 9.6137 - acc: 0.387 - ETA: 1s - loss: 9.5810 - acc: 0.386 - ETA: 1s - loss: 9.5694 - acc: 0.385 - ETA: 1s - loss: 9.5084 - acc: 0.387 - ETA: 1s - loss: 9.4395 - acc: 0.390 - ETA: 1s - loss: 9.5348 - acc: 0.384 - ETA: 0s - loss: 9.5881 - acc: 0.381 - ETA: 0s - loss: 9.4871 - acc: 0.387 - ETA: 0s - loss: 9.4962 - acc: 0.386 - ETA: 0s - loss: 9.4819 - acc: 0.385 - ETA: 0s - loss: 9.4735 - acc: 0.386 - ETA: 0s - loss: 9.4835 - acc: 0.384 - ETA: 0s - loss: 9.5585 - acc: 0.379 - ETA: 0s - loss: 9.5593 - acc: 0.379 - ETA: 0s - loss: 9.5581 - acc: 0.378 - ETA: 0s - loss: 9.5308 - acc: 0.379 - ETA: 0s - loss: 9.5340 - acc: 0.379 - ETA: 0s - loss: 9.5420 - acc: 0.379 - ETA: 0s - loss: 9.5424 - acc: 0.379 - ETA: 0s - loss: 9.5343 - acc: 0.379 - ETA: 0s - loss: 9.5333 - acc: 0.378 - ETA: 0s - loss: 9.5298 - acc: 0.3787Epoch 00004: val_loss improved from 10.28278 to 9.99234, saving model to C:\Users\Casey\Documents\GitHub\dog-project\saved_models/weights.best.VGG16.hdf5
6680/6680 [==============================] - 1s - loss: 9.5378 - acc: 0.3781 - val_loss: 9.9923 - val_acc: 0.3114
Epoch 6/20
6500/6680 [============================>.] - ETA: 5s - loss: 8.9093 - acc: 0.400 - ETA: 1s - loss: 10.2658 - acc: 0.34 - ETA: 1s - loss: 9.6306 - acc: 0.3865 - ETA: 1s - loss: 9.6675 - acc: 0.383 - ETA: 1s - loss: 9.5548 - acc: 0.387 - ETA: 1s - loss: 9.5117 - acc: 0.390 - ETA: 1s - loss: 9.5661 - acc: 0.385 - ETA: 1s - loss: 9.6121 - acc: 0.382 - ETA: 1s - loss: 9.6148 - acc: 0.379 - ETA: 0s - loss: 9.5508 - acc: 0.383 - ETA: 0s - loss: 9.5337 - acc: 0.381 - ETA: 0s - loss: 9.4684 - acc: 0.385 - ETA: 0s - loss: 9.3930 - acc: 0.390 - ETA: 0s - loss: 9.3957 - acc: 0.391 - ETA: 0s - loss: 9.3575 - acc: 0.394 - ETA: 0s - loss: 9.3125 - acc: 0.397 - ETA: 0s - loss: 9.3204 - acc: 0.396 - ETA: 0s - loss: 9.3233 - acc: 0.395 - ETA: 0s - loss: 9.3199 - acc: 0.394 - ETA: 0s - loss: 9.3034 - acc: 0.395 - ETA: 0s - loss: 9.2872 - acc: 0.396 - ETA: 0s - loss: 9.2530 - acc: 0.399 - ETA: 0s - loss: 9.2399 - acc: 0.399 - ETA: 0s - loss: 9.2266 - acc: 0.399 - ETA: 0s - loss: 9.2589 - acc: 0.3980Epoch 00005: val_loss improved from 9.99234 to 9.81186, saving model to C:\Users\Casey\Documents\GitHub\dog-project\saved_models/weights.best.VGG16.hdf5
6680/6680 [==============================] - 1s - loss: 9.2486 - acc: 0.3987 - val_loss: 9.8119 - val_acc: 0.3198
Epoch 7/20
6440/6680 [===========================>..] - ETA: 0s - loss: 8.9927 - acc: 0.400 - ETA: 1s - loss: 9.2948 - acc: 0.412 - ETA: 1s - loss: 8.9556 - acc: 0.432 - ETA: 1s - loss: 8.8274 - acc: 0.434 - ETA: 1s - loss: 8.9538 - acc: 0.425 - ETA: 1s - loss: 9.0336 - acc: 0.420 - ETA: 1s - loss: 9.1276 - acc: 0.412 - ETA: 1s - loss: 9.0914 - acc: 0.414 - ETA: 1s - loss: 9.0645 - acc: 0.414 - ETA: 1s - loss: 9.0617 - acc: 0.413 - ETA: 0s - loss: 9.0197 - acc: 0.417 - ETA: 0s - loss: 9.0180 - acc: 0.416 - ETA: 0s - loss: 9.0371 - acc: 0.415 - ETA: 0s - loss: 9.0345 - acc: 0.415 - ETA: 0s - loss: 9.0167 - acc: 0.417 - ETA: 0s - loss: 9.0286 - acc: 0.416 - ETA: 0s - loss: 9.0315 - acc: 0.414 - ETA: 0s - loss: 9.0544 - acc: 0.411 - ETA: 0s - loss: 9.0447 - acc: 0.412 - ETA: 0s - loss: 9.0224 - acc: 0.413 - ETA: 0s - loss: 9.0369 - acc: 0.412 - ETA: 0s - loss: 9.0739 - acc: 0.410 - ETA: 0s - loss: 9.0167 - acc: 0.413 - ETA: 0s - loss: 9.0386 - acc: 0.413 - ETA: 0s - loss: 9.0308 - acc: 0.4134Epoch 00006: val_loss improved from 9.81186 to 9.65092, saving model to C:\Users\Casey\Documents\GitHub\dog-project\saved_models/weights.best.VGG16.hdf5
6680/6680 [==============================] - 1s - loss: 9.0620 - acc: 0.4111 - val_loss: 9.6509 - val_acc: 0.3353
Epoch 8/20
6480/6680 [============================>.] - ETA: 0s - loss: 6.5127 - acc: 0.550 - ETA: 1s - loss: 8.2042 - acc: 0.458 - ETA: 1s - loss: 8.8597 - acc: 0.424 - ETA: 1s - loss: 8.6637 - acc: 0.442 - ETA: 1s - loss: 8.7479 - acc: 0.439 - ETA: 1s - loss: 8.7179 - acc: 0.442 - ETA: 1s - loss: 8.7286 - acc: 0.442 - ETA: 1s - loss: 8.7611 - acc: 0.439 - ETA: 1s - loss: 8.7704 - acc: 0.439 - ETA: 0s - loss: 8.8001 - acc: 0.436 - ETA: 0s - loss: 8.7703 - acc: 0.438 - ETA: 0s - loss: 8.7955 - acc: 0.436 - ETA: 0s - loss: 8.8055 - acc: 0.436 - ETA: 0s - loss: 8.7927 - acc: 0.436 - ETA: 0s - loss: 8.8217 - acc: 0.434 - ETA: 0s - loss: 8.8493 - acc: 0.433 - ETA: 0s - loss: 8.8742 - acc: 0.432 - ETA: 0s - loss: 8.9157 - acc: 0.429 - ETA: 0s - loss: 8.9265 - acc: 0.427 - ETA: 0s - loss: 8.9673 - acc: 0.423 - ETA: 0s - loss: 8.9253 - acc: 0.426 - ETA: 0s - loss: 8.9355 - acc: 0.425 - ETA: 0s - loss: 8.9387 - acc: 0.424 - ETA: 0s - loss: 8.9374 - acc: 0.424 - ETA: 0s - loss: 8.9823 - acc: 0.4216Epoch 00007: val_loss improved from 9.65092 to 9.43668, saving model to C:\Users\Casey\Documents\GitHub\dog-project\saved_models/weights.best.VGG16.hdf5
6680/6680 [==============================] - 1s - loss: 8.9403 - acc: 0.4247 - val_loss: 9.4367 - val_acc: 0.3521
Epoch 9/20
6560/6680 [============================>.] - ETA: 5s - loss: 5.9077 - acc: 0.600 - ETA: 1s - loss: 8.2785 - acc: 0.475 - ETA: 1s - loss: 8.6303 - acc: 0.451 - ETA: 1s - loss: 8.9272 - acc: 0.431 - ETA: 1s - loss: 8.8751 - acc: 0.435 - ETA: 1s - loss: 8.9129 - acc: 0.435 - ETA: 1s - loss: 8.7870 - acc: 0.441 - ETA: 1s - loss: 8.8161 - acc: 0.440 - ETA: 1s - loss: 8.7514 - acc: 0.444 - ETA: 0s - loss: 8.8178 - acc: 0.440 - ETA: 0s - loss: 8.8401 - acc: 0.439 - ETA: 0s - loss: 8.8074 - acc: 0.440 - ETA: 0s - loss: 8.8026 - acc: 0.440 - ETA: 0s - loss: 8.8409 - acc: 0.438 - ETA: 0s - loss: 8.8779 - acc: 0.435 - ETA: 0s - loss: 8.8033 - acc: 0.440 - ETA: 0s - loss: 8.8186 - acc: 0.438 - ETA: 0s - loss: 8.7785 - acc: 0.441 - ETA: 0s - loss: 8.8279 - acc: 0.438 - ETA: 0s - loss: 8.8524 - acc: 0.436 - ETA: 0s - loss: 8.8490 - acc: 0.436 - ETA: 0s - loss: 8.8451 - acc: 0.436 - ETA: 0s - loss: 8.8502 - acc: 0.436 - ETA: 0s - loss: 8.8476 - acc: 0.436 - ETA: 0s - loss: 8.8413 - acc: 0.4369Epoch 00008: val_loss did not improve
6680/6680 [==============================] - 1s - loss: 8.8234 - acc: 0.4379 - val_loss: 9.4904 - val_acc: 0.3437
Epoch 10/20
6460/6680 [============================>.] - ETA: 0s - loss: 9.6710 - acc: 0.400 - ETA: 1s - loss: 8.9004 - acc: 0.442 - ETA: 1s - loss: 8.8249 - acc: 0.450 - ETA: 1s - loss: 8.7185 - acc: 0.452 - ETA: 1s - loss: 8.9262 - acc: 0.439 - ETA: 1s - loss: 8.8964 - acc: 0.441 - ETA: 1s - loss: 8.7425 - acc: 0.451 - ETA: 1s - loss: 8.7241 - acc: 0.453 - ETA: 1s - loss: 8.7607 - acc: 0.450 - ETA: 0s - loss: 8.7087 - acc: 0.451 - ETA: 0s - loss: 8.7271 - acc: 0.450 - ETA: 0s - loss: 8.7724 - acc: 0.447 - ETA: 0s - loss: 8.7884 - acc: 0.446 - ETA: 0s - loss: 8.8101 - acc: 0.444 - ETA: 0s - loss: 8.8534 - acc: 0.442 - ETA: 0s - loss: 8.7839 - acc: 0.446 - ETA: 0s - loss: 8.8010 - acc: 0.445 - ETA: 0s - loss: 8.7403 - acc: 0.448 - ETA: 0s - loss: 8.7617 - acc: 0.447 - ETA: 0s - loss: 8.7672 - acc: 0.447 - ETA: 0s - loss: 8.7584 - acc: 0.447 - ETA: 0s - loss: 8.7793 - acc: 0.446 - ETA: 0s - loss: 8.7703 - acc: 0.446 - ETA: 0s - loss: 8.7856 - acc: 0.445 - ETA: 0s - loss: 8.7702 - acc: 0.4463Epoch 00009: val_loss improved from 9.43668 to 9.43338, saving model to C:\Users\Casey\Documents\GitHub\dog-project\saved_models/weights.best.VGG16.hdf5
6680/6680 [==============================] - 1s - loss: 8.7801 - acc: 0.4455 - val_loss: 9.4334 - val_acc: 0.3593
Epoch 11/20
6580/6680 [============================>.] - ETA: 0s - loss: 7.2537 - acc: 0.550 - ETA: 1s - loss: 8.0961 - acc: 0.492 - ETA: 1s - loss: 8.4093 - acc: 0.474 - ETA: 1s - loss: 8.6020 - acc: 0.461 - ETA: 1s - loss: 8.5504 - acc: 0.464 - ETA: 1s - loss: 8.5348 - acc: 0.466 - ETA: 1s - loss: 8.6115 - acc: 0.462 - ETA: 1s - loss: 8.7873 - acc: 0.451 - ETA: 1s - loss: 8.7462 - acc: 0.453 - ETA: 0s - loss: 8.8195 - acc: 0.449 - ETA: 0s - loss: 8.8094 - acc: 0.449 - ETA: 0s - loss: 8.7685 - acc: 0.451 - ETA: 0s - loss: 8.8121 - acc: 0.447 - ETA: 0s - loss: 8.8010 - acc: 0.448 - ETA: 0s - loss: 8.7781 - acc: 0.449 - ETA: 0s - loss: 8.7583 - acc: 0.450 - ETA: 0s - loss: 8.6985 - acc: 0.453 - ETA: 0s - loss: 8.7248 - acc: 0.451 - ETA: 0s - loss: 8.7267 - acc: 0.451 - ETA: 0s - loss: 8.7433 - acc: 0.450 - ETA: 0s - loss: 8.7333 - acc: 0.450 - ETA: 0s - loss: 8.7368 - acc: 0.450 - ETA: 0s - loss: 8.7558 - acc: 0.449 - ETA: 0s - loss: 8.7409 - acc: 0.450 - ETA: 0s - loss: 8.7340 - acc: 0.4500Epoch 00010: val_loss improved from 9.43338 to 9.24481, saving model to C:\Users\Casey\Documents\GitHub\dog-project\saved_models/weights.best.VGG16.hdf5
6680/6680 [==============================] - 1s - loss: 8.7405 - acc: 0.4494 - val_loss: 9.2448 - val_acc: 0.3593
Epoch 12/20
6580/6680 [============================>.] - ETA: 0s - loss: 5.7141 - acc: 0.600 - ETA: 1s - loss: 8.4351 - acc: 0.453 - ETA: 1s - loss: 8.4229 - acc: 0.455 - ETA: 1s - loss: 8.8844 - acc: 0.426 - ETA: 1s - loss: 9.0288 - acc: 0.420 - ETA: 1s - loss: 9.0443 - acc: 0.420 - ETA: 1s - loss: 8.8961 - acc: 0.430 - ETA: 1s - loss: 8.7901 - acc: 0.437 - ETA: 1s - loss: 8.7428 - acc: 0.440 - ETA: 0s - loss: 8.6386 - acc: 0.445 - ETA: 0s - loss: 8.5968 - acc: 0.448 - ETA: 0s - loss: 8.5180 - acc: 0.453 - ETA: 0s - loss: 8.4972 - acc: 0.453 - ETA: 0s - loss: 8.4331 - acc: 0.458 - ETA: 0s - loss: 8.4256 - acc: 0.459 - ETA: 0s - loss: 8.3957 - acc: 0.460 - ETA: 0s - loss: 8.3385 - acc: 0.462 - ETA: 0s - loss: 8.3359 - acc: 0.462 - ETA: 0s - loss: 8.3517 - acc: 0.461 - ETA: 0s - loss: 8.3557 - acc: 0.461 - ETA: 0s - loss: 8.3447 - acc: 0.462 - ETA: 0s - loss: 8.3249 - acc: 0.463 - ETA: 0s - loss: 8.3401 - acc: 0.462 - ETA: 0s - loss: 8.3679 - acc: 0.460 - ETA: 0s - loss: 8.3727 - acc: 0.4608Epoch 00011: val_loss improved from 9.24481 to 8.90545, saving model to C:\Users\Casey\Documents\GitHub\dog-project\saved_models/weights.best.VGG16.hdf5
6680/6680 [==============================] - 1s - loss: 8.3793 - acc: 0.4602 - val_loss: 8.9055 - val_acc: 0.3808
Epoch 13/20
6460/6680 [============================>.] - ETA: 0s - loss: 7.2533 - acc: 0.550 - ETA: 1s - loss: 8.0610 - acc: 0.480 - ETA: 1s - loss: 7.9383 - acc: 0.498 - ETA: 1s - loss: 8.0725 - acc: 0.488 - ETA: 1s - loss: 8.3042 - acc: 0.469 - ETA: 1s - loss: 8.2087 - acc: 0.476 - ETA: 1s - loss: 8.0429 - acc: 0.488 - ETA: 1s - loss: 8.1323 - acc: 0.483 - ETA: 1s - loss: 8.2703 - acc: 0.475 - ETA: 1s - loss: 8.2726 - acc: 0.475 - ETA: 0s - loss: 8.3045 - acc: 0.473 - ETA: 0s - loss: 8.3291 - acc: 0.471 - ETA: 0s - loss: 8.3089 - acc: 0.471 - ETA: 0s - loss: 8.3289 - acc: 0.471 - ETA: 0s - loss: 8.2989 - acc: 0.473 - ETA: 0s - loss: 8.2566 - acc: 0.475 - ETA: 0s - loss: 8.2990 - acc: 0.473 - ETA: 0s - loss: 8.3506 - acc: 0.470 - ETA: 0s - loss: 8.3159 - acc: 0.472 - ETA: 0s - loss: 8.3377 - acc: 0.471 - ETA: 0s - loss: 8.3456 - acc: 0.471 - ETA: 0s - loss: 8.3190 - acc: 0.473 - ETA: 0s - loss: 8.3076 - acc: 0.474 - ETA: 0s - loss: 8.2849 - acc: 0.476 - ETA: 0s - loss: 8.2718 - acc: 0.4766Epoch 00012: val_loss did not improve
6680/6680 [==============================] - 1s - loss: 8.2424 - acc: 0.4784 - val_loss: 8.9327 - val_acc: 0.3880
Epoch 14/20
6660/6680 [============================>.] - ETA: 0s - loss: 4.0329 - acc: 0.750 - ETA: 1s - loss: 7.3460 - acc: 0.538 - ETA: 1s - loss: 7.9004 - acc: 0.505 - ETA: 1s - loss: 7.8792 - acc: 0.506 - ETA: 1s - loss: 7.8902 - acc: 0.503 - ETA: 1s - loss: 8.1834 - acc: 0.486 - ETA: 1s - loss: 8.2093 - acc: 0.482 - ETA: 1s - loss: 8.2408 - acc: 0.480 - ETA: 1s - loss: 8.1781 - acc: 0.484 - ETA: 0s - loss: 8.2328 - acc: 0.479 - ETA: 0s - loss: 8.1933 - acc: 0.482 - ETA: 0s - loss: 8.2404 - acc: 0.479 - ETA: 0s - loss: 8.1954 - acc: 0.482 - ETA: 0s - loss: 8.1906 - acc: 0.483 - ETA: 0s - loss: 8.2032 - acc: 0.482 - ETA: 0s - loss: 8.2146 - acc: 0.481 - ETA: 0s - loss: 8.2239 - acc: 0.481 - ETA: 0s - loss: 8.2210 - acc: 0.482 - ETA: 0s - loss: 8.2419 - acc: 0.480 - ETA: 0s - loss: 8.2517 - acc: 0.480 - ETA: 0s - loss: 8.2431 - acc: 0.480 - ETA: 0s - loss: 8.2489 - acc: 0.479 - ETA: 0s - loss: 8.2643 - acc: 0.479 - ETA: 0s - loss: 8.2209 - acc: 0.481 - ETA: 0s - loss: 8.2196 - acc: 0.4815Epoch 00013: val_loss improved from 8.90545 to 8.88041, saving model to C:\Users\Casey\Documents\GitHub\dog-project\saved_models/weights.best.VGG16.hdf5
6680/6680 [==============================] - 1s - loss: 8.2167 - acc: 0.4817 - val_loss: 8.8804 - val_acc: 0.3964
Epoch 15/20
6660/6680 [============================>.] - ETA: 0s - loss: 10.4777 - acc: 0.35 - ETA: 1s - loss: 8.1367 - acc: 0.4929 - ETA: 1s - loss: 8.4308 - acc: 0.472 - ETA: 1s - loss: 8.2337 - acc: 0.483 - ETA: 1s - loss: 8.2548 - acc: 0.480 - ETA: 1s - loss: 8.2224 - acc: 0.481 - ETA: 1s - loss: 8.2099 - acc: 0.479 - ETA: 1s - loss: 8.2728 - acc: 0.475 - ETA: 1s - loss: 8.3225 - acc: 0.472 - ETA: 0s - loss: 8.2991 - acc: 0.473 - ETA: 0s - loss: 8.2888 - acc: 0.473 - ETA: 0s - loss: 8.2249 - acc: 0.477 - ETA: 0s - loss: 8.2848 - acc: 0.473 - ETA: 0s - loss: 8.2459 - acc: 0.475 - ETA: 0s - loss: 8.2140 - acc: 0.476 - ETA: 0s - loss: 8.1112 - acc: 0.482 - ETA: 0s - loss: 8.1079 - acc: 0.481 - ETA: 0s - loss: 8.1195 - acc: 0.480 - ETA: 0s - loss: 8.1243 - acc: 0.480 - ETA: 0s - loss: 8.1256 - acc: 0.480 - ETA: 0s - loss: 8.0962 - acc: 0.482 - ETA: 0s - loss: 8.0906 - acc: 0.482 - ETA: 0s - loss: 8.1139 - acc: 0.480 - ETA: 0s - loss: 8.1125 - acc: 0.480 - ETA: 0s - loss: 8.1017 - acc: 0.4806Epoch 00014: val_loss improved from 8.88041 to 8.73201, saving model to C:\Users\Casey\Documents\GitHub\dog-project\saved_models/weights.best.VGG16.hdf5
6680/6680 [==============================] - 1s - loss: 8.0954 - acc: 0.4810 - val_loss: 8.7320 - val_acc: 0.4000
Epoch 16/20
6620/6680 [============================>.] - ETA: 0s - loss: 6.7871 - acc: 0.550 - ETA: 1s - loss: 7.9020 - acc: 0.491 - ETA: 1s - loss: 7.7588 - acc: 0.501 - ETA: 1s - loss: 7.8280 - acc: 0.501 - ETA: 1s - loss: 7.7286 - acc: 0.508 - ETA: 1s - loss: 7.7361 - acc: 0.509 - ETA: 1s - loss: 7.8546 - acc: 0.501 - ETA: 1s - loss: 7.9588 - acc: 0.494 - ETA: 1s - loss: 8.0335 - acc: 0.490 - ETA: 0s - loss: 8.0416 - acc: 0.491 - ETA: 0s - loss: 8.0662 - acc: 0.490 - ETA: 0s - loss: 8.0424 - acc: 0.491 - ETA: 0s - loss: 8.0013 - acc: 0.494 - ETA: 0s - loss: 7.9831 - acc: 0.495 - ETA: 0s - loss: 7.9646 - acc: 0.496 - ETA: 0s - loss: 7.9612 - acc: 0.496 - ETA: 0s - loss: 7.9210 - acc: 0.498 - ETA: 0s - loss: 7.9179 - acc: 0.498 - ETA: 0s - loss: 7.9236 - acc: 0.497 - ETA: 0s - loss: 7.9274 - acc: 0.496 - ETA: 0s - loss: 7.9354 - acc: 0.496 - ETA: 0s - loss: 7.9766 - acc: 0.493 - ETA: 0s - loss: 8.0021 - acc: 0.492 - ETA: 0s - loss: 7.9944 - acc: 0.493 - ETA: 0s - loss: 7.9594 - acc: 0.4949Epoch 00015: val_loss improved from 8.73201 to 8.70140, saving model to C:\Users\Casey\Documents\GitHub\dog-project\saved_models/weights.best.VGG16.hdf5
6680/6680 [==============================] - 1s - loss: 7.9626 - acc: 0.4946 - val_loss: 8.7014 - val_acc: 0.3928
Epoch 17/20
6420/6680 [===========================>..] - ETA: 5s - loss: 9.6709 - acc: 0.400 - ETA: 1s - loss: 8.1755 - acc: 0.476 - ETA: 1s - loss: 8.0278 - acc: 0.486 - ETA: 1s - loss: 8.0932 - acc: 0.483 - ETA: 1s - loss: 7.8894 - acc: 0.498 - ETA: 1s - loss: 7.9898 - acc: 0.494 - ETA: 1s - loss: 8.0966 - acc: 0.488 - ETA: 1s - loss: 7.9625 - acc: 0.498 - ETA: 1s - loss: 7.9751 - acc: 0.497 - ETA: 0s - loss: 7.9508 - acc: 0.499 - ETA: 0s - loss: 7.9584 - acc: 0.499 - ETA: 0s - loss: 7.9436 - acc: 0.499 - ETA: 0s - loss: 7.9179 - acc: 0.501 - ETA: 0s - loss: 7.9662 - acc: 0.497 - ETA: 0s - loss: 8.0027 - acc: 0.495 - ETA: 0s - loss: 7.9472 - acc: 0.498 - ETA: 0s - loss: 7.9404 - acc: 0.498 - ETA: 0s - loss: 7.9350 - acc: 0.498 - ETA: 0s - loss: 7.9596 - acc: 0.497 - ETA: 0s - loss: 7.9460 - acc: 0.498 - ETA: 0s - loss: 7.9521 - acc: 0.497 - ETA: 0s - loss: 7.8802 - acc: 0.502 - ETA: 0s - loss: 7.8851 - acc: 0.501 - ETA: 0s - loss: 7.8636 - acc: 0.5028Epoch 00016: val_loss improved from 8.70140 to 8.51551, saving model to C:\Users\Casey\Documents\GitHub\dog-project\saved_models/weights.best.VGG16.hdf5
6680/6680 [==============================] - 1s - loss: 7.8850 - acc: 0.5013 - val_loss: 8.5155 - val_acc: 0.4168
Epoch 18/20
6560/6680 [============================>.] - ETA: 0s - loss: 12.8950 - acc: 0.20 - ETA: 1s - loss: 8.2240 - acc: 0.4885 - ETA: 1s - loss: 8.2758 - acc: 0.479 - ETA: 1s - loss: 8.1398 - acc: 0.487 - ETA: 1s - loss: 8.0017 - acc: 0.498 - ETA: 1s - loss: 7.9796 - acc: 0.498 - ETA: 1s - loss: 8.0288 - acc: 0.495 - ETA: 1s - loss: 7.9412 - acc: 0.501 - ETA: 1s - loss: 7.8550 - acc: 0.505 - ETA: 0s - loss: 7.9101 - acc: 0.500 - ETA: 0s - loss: 7.9213 - acc: 0.500 - ETA: 0s - loss: 7.9475 - acc: 0.498 - ETA: 0s - loss: 7.9539 - acc: 0.498 - ETA: 0s - loss: 7.9041 - acc: 0.501 - ETA: 0s - loss: 7.8839 - acc: 0.502 - ETA: 0s - loss: 7.7856 - acc: 0.509 - ETA: 0s - loss: 7.7014 - acc: 0.515 - ETA: 0s - loss: 7.6760 - acc: 0.516 - ETA: 0s - loss: 7.6482 - acc: 0.518 - ETA: 0s - loss: 7.6598 - acc: 0.517 - ETA: 0s - loss: 7.6810 - acc: 0.516 - ETA: 0s - loss: 7.7243 - acc: 0.513 - ETA: 0s - loss: 7.7403 - acc: 0.512 - ETA: 0s - loss: 7.7397 - acc: 0.512 - ETA: 0s - loss: 7.7763 - acc: 0.5105Epoch 00017: val_loss did not improve
6680/6680 [==============================] - 1s - loss: 7.8063 - acc: 0.5087 - val_loss: 8.5245 - val_acc: 0.4156
Epoch 19/20
6580/6680 [============================>.] - ETA: 0s - loss: 11.2827 - acc: 0.30 - ETA: 1s - loss: 8.2327 - acc: 0.4769 - ETA: 1s - loss: 8.0587 - acc: 0.492 - ETA: 1s - loss: 7.9020 - acc: 0.504 - ETA: 1s - loss: 7.8124 - acc: 0.508 - ETA: 1s - loss: 7.7174 - acc: 0.515 - ETA: 1s - loss: 7.7728 - acc: 0.513 - ETA: 1s - loss: 7.7873 - acc: 0.511 - ETA: 1s - loss: 7.6660 - acc: 0.518 - ETA: 0s - loss: 7.5548 - acc: 0.526 - ETA: 0s - loss: 7.5845 - acc: 0.524 - ETA: 0s - loss: 7.6554 - acc: 0.519 - ETA: 0s - loss: 7.6953 - acc: 0.516 - ETA: 0s - loss: 7.6854 - acc: 0.517 - ETA: 0s - loss: 7.6797 - acc: 0.516 - ETA: 0s - loss: 7.7218 - acc: 0.514 - ETA: 0s - loss: 7.7099 - acc: 0.515 - ETA: 0s - loss: 7.7233 - acc: 0.513 - ETA: 0s - loss: 7.7249 - acc: 0.513 - ETA: 0s - loss: 7.7197 - acc: 0.513 - ETA: 0s - loss: 7.7438 - acc: 0.512 - ETA: 0s - loss: 7.7526 - acc: 0.512 - ETA: 0s - loss: 7.8142 - acc: 0.508 - ETA: 0s - loss: 7.8070 - acc: 0.507 - ETA: 0s - loss: 7.7685 - acc: 0.5097Epoch 00018: val_loss did not improve
6680/6680 [==============================] - 1s - loss: 7.7579 - acc: 0.5105 - val_loss: 8.5439 - val_acc: 0.4108
Epoch 20/20
6640/6680 [============================>.] - ETA: 5s - loss: 8.8225 - acc: 0.450 - ETA: 1s - loss: 8.4133 - acc: 0.467 - ETA: 1s - loss: 8.1360 - acc: 0.487 - ETA: 1s - loss: 8.0378 - acc: 0.490 - ETA: 1s - loss: 7.9940 - acc: 0.493 - ETA: 1s - loss: 7.9416 - acc: 0.497 - ETA: 1s - loss: 7.9738 - acc: 0.492 - ETA: 1s - loss: 7.8996 - acc: 0.496 - ETA: 1s - loss: 7.9954 - acc: 0.490 - ETA: 0s - loss: 7.8851 - acc: 0.495 - ETA: 0s - loss: 7.8695 - acc: 0.496 - ETA: 0s - loss: 7.8752 - acc: 0.496 - ETA: 0s - loss: 7.8287 - acc: 0.500 - ETA: 0s - loss: 7.7964 - acc: 0.502 - ETA: 0s - loss: 7.8478 - acc: 0.498 - ETA: 0s - loss: 7.7954 - acc: 0.501 - ETA: 0s - loss: 7.7724 - acc: 0.502 - ETA: 0s - loss: 7.7422 - acc: 0.504 - ETA: 0s - loss: 7.6792 - acc: 0.508 - ETA: 0s - loss: 7.6387 - acc: 0.511 - ETA: 0s - loss: 7.6300 - acc: 0.511 - ETA: 0s - loss: 7.6329 - acc: 0.511 - ETA: 0s - loss: 7.6142 - acc: 0.513 - ETA: 0s - loss: 7.5999 - acc: 0.514 - ETA: 0s - loss: 7.6123 - acc: 0.5137Epoch 00019: val_loss improved from 8.51551 to 8.41498, saving model to C:\Users\Casey\Documents\GitHub\dog-project\saved_models/weights.best.VGG16.hdf5
6680/6680 [==============================] - 1s - loss: 7.6198 - acc: 0.5133 - val_loss: 8.4150 - val_acc: 0.4120
Out[28]:
<keras.callbacks.History at 0x2115b95e908>

Load the Model with the Best Validation Loss

In [29]:
VGG16_model.load_weights('C:\\Users\\Casey\\Documents\\GitHub\\dog-project\\saved_models/weights.best.VGG16.hdf5')

Test the Model

Now, we can use the CNN to test how well it identifies breed within our test dataset of dog images. We print the test accuracy below.

In [30]:
def extract_VGG16(tensor):
	from keras.applications.vgg16 import VGG16, preprocess_input
	return VGG16(weights='imagenet', include_top=False).predict(preprocess_input(tensor))

def extract_VGG19(tensor):
	from keras.applications.vgg19 import VGG19, preprocess_input
	return VGG19(weights='imagenet', include_top=False).predict(preprocess_input(tensor))

def extract_Resnet50(tensor):
	from keras.applications.resnet50 import ResNet50, preprocess_input
	return ResNet50(weights='imagenet', include_top=False).predict(preprocess_input(tensor))

def extract_Xception(tensor):
	from keras.applications.xception import Xception, preprocess_input
	return Xception(weights='imagenet', include_top=False).predict(preprocess_input(tensor))

def extract_InceptionV3(tensor):
	from keras.applications.inception_v3 import InceptionV3, preprocess_input
	return InceptionV3(weights='imagenet', include_top=False).predict(preprocess_input(tensor))
In [31]:
# get index of predicted dog breed for each image in test set
VGG16_predictions = [np.argmax(VGG16_model.predict(np.expand_dims(feature, axis=0))) for feature in test_VGG16]

# report test accuracy
test_accuracy = 100*np.sum(np.array(VGG16_predictions)==np.argmax(test_targets, axis=1))/len(VGG16_predictions)
print('Test accuracy: %.4f%%' % test_accuracy)
Test accuracy: 43.5407%

Predict Dog Breed with the Model

In [32]:
#from extract_bottleneck_features import *

def VGG16_predict_breed(img_path):
    # extract bottleneck features
    bottleneck_feature = extract_VGG16(path_to_tensor(img_path))
    # obtain predicted vector
    predicted_vector = VGG16_model.predict(bottleneck_feature)
    # return dog breed that is predicted by the model
    return dog_names[np.argmax(predicted_vector)]

Step 5: Create a CNN to Classify Dog Breeds (using Transfer Learning)

You will now use transfer learning to create a CNN that can identify dog breed from images. Your CNN must attain at least 60% accuracy on the test set.

In Step 4, we used transfer learning to create a CNN using VGG-16 bottleneck features. In this section, you must use the bottleneck features from a different pre-trained model. To make things easier for you, we have pre-computed the features for all of the networks that are currently available in Keras:

The files are encoded as such:

Dog{network}Data.npz

where {network}, in the above filename, can be one of VGG19, Resnet50, InceptionV3, or Xception. Pick one of the above architectures, download the corresponding bottleneck features, and store the downloaded file in the bottleneck_features/ folder in the repository.

(IMPLEMENTATION) Obtain Bottleneck Features

In the code block below, extract the bottleneck features corresponding to the train, test, and validation sets by running the following:

bottleneck_features = np.load('bottleneck_features/Dog{network}Data.npz')
train_{network} = bottleneck_features['train']
valid_{network} = bottleneck_features['valid']
test_{network} = bottleneck_features['test']
In [33]:
### TODO: Obtain bottleneck features from another pre-trained CNN.

bottleneck_features = np.load('C:\\Users\\Casey\\Documents\\GitHub\\dog-project\\bottleneck_features/DogInceptionV3Data.npz')
train_Inception = bottleneck_features['train']
valid_Inception = bottleneck_features['valid']
test_Inception = bottleneck_features['test']

(IMPLEMENTATION) Model Architecture

Create a CNN to classify dog breed. At the end of your code cell block, summarize the layers of your model by executing the line:

    <your model's name>.summary()

Question 5: Outline the steps you took to get to your final CNN architecture and your reasoning at each step. Describe why you think the architecture is suitable for the current problem.

Answer: I simply used the pre-trained inception model and flattened the outputs by using a global average pooling layer. To avoid overfitting, I added a dropout layer with first 10% dropout rate, and then raised it up to 25% dropout rate and saw an improvement in test accuracy. The final layer is a layer of 133 fully connected nodes with a softmax activation function that calculates the probability of a certain dog breed. I think this is suitable because the inception model's architecture by itself provides a good accuracy of around 70% on the test data set, and adding a dropout layer will serve to reduce overfitting. I think this is a suitable architecture for image recognition because the inception architecture has several tracks of convolutional layers that try to reduce the dimensionality of the image and recognise patterns.

In [34]:
### TODO: Define your architecture.

Inception_Model = Sequential()
Inception_Model.add(GlobalAveragePooling2D(input_shape=train_Inception.shape[1:]))
Inception_Model.add(Dropout(0.25))
Inception_Model.add(Dense(133, activation='softmax'))

Inception_Model.summary()
_________________________________________________________________
Layer (type)                 Output Shape              Param #   
=================================================================
global_average_pooling2d_2 ( (None, 2048)              0         
_________________________________________________________________
dropout_5 (Dropout)          (None, 2048)              0         
_________________________________________________________________
dense_4 (Dense)              (None, 133)               272517    
=================================================================
Total params: 272,517
Trainable params: 272,517
Non-trainable params: 0
_________________________________________________________________

(IMPLEMENTATION) Compile the Model

In [35]:
### TODO: Compile the model.
Inception_Model.compile(loss='categorical_crossentropy', optimizer='rmsprop', metrics=['accuracy'])

(IMPLEMENTATION) Train the Model

Train your model in the code cell below. Use model checkpointing to save the model that attains the best validation loss.

You are welcome to augment the training data, but this is not a requirement.

In [36]:
### TODO: Train the model.
checkpointer = ModelCheckpoint(filepath='C:\\Users\\Casey\\Documents\\GitHub\\dog-project\\saved_models/weights.best.Inception.hdf5', 
                               verbose=1, save_best_only=True)

Inception_Model.fit(train_Inception, train_targets, 
          validation_data=(valid_Inception, valid_targets),
          epochs=20, batch_size=20, callbacks=[checkpointer], verbose=1)
Train on 6680 samples, validate on 835 samples
Epoch 1/20
6640/6680 [============================>.] - ETA: 223s - loss: 5.5791 - acc: 0.0000e+0 - ETA: 48s - loss: 6.1892 - acc: 0.0100    - ETA: 28s - loss: 5.8952 - acc: 0.02 - ETA: 21s - loss: 5.6278 - acc: 0.05 - ETA: 16s - loss: 5.2265 - acc: 0.09 - ETA: 13s - loss: 4.9838 - acc: 0.12 - ETA: 12s - loss: 4.7382 - acc: 0.14 - ETA: 11s - loss: 4.5579 - acc: 0.16 - ETA: 10s - loss: 4.3338 - acc: 0.19 - ETA: 9s - loss: 4.0902 - acc: 0.2372 - ETA: 8s - loss: 3.8985 - acc: 0.265 - ETA: 8s - loss: 3.7304 - acc: 0.290 - ETA: 7s - loss: 3.5773 - acc: 0.311 - ETA: 7s - loss: 3.4088 - acc: 0.333 - ETA: 7s - loss: 3.2789 - acc: 0.350 - ETA: 6s - loss: 3.1894 - acc: 0.365 - ETA: 6s - loss: 3.0549 - acc: 0.384 - ETA: 6s - loss: 2.9572 - acc: 0.399 - ETA: 6s - loss: 2.8790 - acc: 0.407 - ETA: 5s - loss: 2.7767 - acc: 0.425 - ETA: 5s - loss: 2.6896 - acc: 0.439 - ETA: 5s - loss: 2.6100 - acc: 0.455 - ETA: 5s - loss: 2.5499 - acc: 0.464 - ETA: 5s - loss: 2.4865 - acc: 0.473 - ETA: 5s - loss: 2.4174 - acc: 0.484 - ETA: 4s - loss: 2.3456 - acc: 0.496 - ETA: 4s - loss: 2.2936 - acc: 0.505 - ETA: 4s - loss: 2.2400 - acc: 0.514 - ETA: 4s - loss: 2.2024 - acc: 0.519 - ETA: 4s - loss: 2.1575 - acc: 0.527 - ETA: 4s - loss: 2.1107 - acc: 0.536 - ETA: 4s - loss: 2.0725 - acc: 0.542 - ETA: 3s - loss: 2.0401 - acc: 0.548 - ETA: 3s - loss: 2.0094 - acc: 0.553 - ETA: 3s - loss: 1.9767 - acc: 0.557 - ETA: 3s - loss: 1.9508 - acc: 0.559 - ETA: 3s - loss: 1.9215 - acc: 0.563 - ETA: 3s - loss: 1.8799 - acc: 0.573 - ETA: 3s - loss: 1.8560 - acc: 0.578 - ETA: 3s - loss: 1.8253 - acc: 0.584 - ETA: 3s - loss: 1.8006 - acc: 0.588 - ETA: 3s - loss: 1.7780 - acc: 0.592 - ETA: 2s - loss: 1.7561 - acc: 0.595 - ETA: 2s - loss: 1.7377 - acc: 0.598 - ETA: 2s - loss: 1.7223 - acc: 0.602 - ETA: 2s - loss: 1.7059 - acc: 0.604 - ETA: 2s - loss: 1.6795 - acc: 0.608 - ETA: 2s - loss: 1.6631 - acc: 0.611 - ETA: 2s - loss: 1.6480 - acc: 0.612 - ETA: 2s - loss: 1.6269 - acc: 0.617 - ETA: 2s - loss: 1.6083 - acc: 0.620 - ETA: 2s - loss: 1.5897 - acc: 0.622 - ETA: 2s - loss: 1.5715 - acc: 0.625 - ETA: 1s - loss: 1.5573 - acc: 0.626 - ETA: 1s - loss: 1.5409 - acc: 0.628 - ETA: 1s - loss: 1.5245 - acc: 0.632 - ETA: 1s - loss: 1.5113 - acc: 0.635 - ETA: 1s - loss: 1.4950 - acc: 0.637 - ETA: 1s - loss: 1.4796 - acc: 0.640 - ETA: 1s - loss: 1.4716 - acc: 0.641 - ETA: 1s - loss: 1.4612 - acc: 0.643 - ETA: 1s - loss: 1.4447 - acc: 0.646 - ETA: 1s - loss: 1.4336 - acc: 0.648 - ETA: 1s - loss: 1.4243 - acc: 0.650 - ETA: 1s - loss: 1.4117 - acc: 0.652 - ETA: 1s - loss: 1.4023 - acc: 0.654 - ETA: 0s - loss: 1.3888 - acc: 0.656 - ETA: 0s - loss: 1.3824 - acc: 0.657 - ETA: 0s - loss: 1.3719 - acc: 0.658 - ETA: 0s - loss: 1.3647 - acc: 0.660 - ETA: 0s - loss: 1.3527 - acc: 0.662 - ETA: 0s - loss: 1.3438 - acc: 0.664 - ETA: 0s - loss: 1.3333 - acc: 0.667 - ETA: 0s - loss: 1.3270 - acc: 0.668 - ETA: 0s - loss: 1.3182 - acc: 0.670 - ETA: 0s - loss: 1.3119 - acc: 0.672 - ETA: 0s - loss: 1.3052 - acc: 0.674 - ETA: 0s - loss: 1.2943 - acc: 0.676 - ETA: 0s - loss: 1.2885 - acc: 0.677 - ETA: 0s - loss: 1.2806 - acc: 0.6792Epoch 00000: val_loss improved from inf to 0.64621, saving model to C:\Users\Casey\Documents\GitHub\dog-project\saved_models/weights.best.Inception.hdf5
6680/6680 [==============================] - 6s - loss: 1.2802 - acc: 0.6792 - val_loss: 0.6462 - val_acc: 0.8144
Epoch 2/20
6620/6680 [============================>.] - ETA: 5s - loss: 0.2480 - acc: 0.850 - ETA: 5s - loss: 0.4831 - acc: 0.820 - ETA: 5s - loss: 0.4193 - acc: 0.861 - ETA: 5s - loss: 0.4759 - acc: 0.846 - ETA: 4s - loss: 0.5098 - acc: 0.850 - ETA: 4s - loss: 0.5315 - acc: 0.845 - ETA: 4s - loss: 0.5389 - acc: 0.842 - ETA: 4s - loss: 0.5042 - acc: 0.850 - ETA: 4s - loss: 0.5099 - acc: 0.850 - ETA: 4s - loss: 0.5017 - acc: 0.848 - ETA: 4s - loss: 0.4951 - acc: 0.850 - ETA: 4s - loss: 0.4969 - acc: 0.845 - ETA: 4s - loss: 0.4848 - acc: 0.851 - ETA: 4s - loss: 0.4915 - acc: 0.849 - ETA: 4s - loss: 0.4976 - acc: 0.844 - ETA: 4s - loss: 0.4951 - acc: 0.844 - ETA: 4s - loss: 0.5173 - acc: 0.841 - ETA: 3s - loss: 0.5066 - acc: 0.843 - ETA: 3s - loss: 0.5132 - acc: 0.842 - ETA: 3s - loss: 0.5098 - acc: 0.844 - ETA: 3s - loss: 0.5156 - acc: 0.842 - ETA: 3s - loss: 0.5147 - acc: 0.841 - ETA: 3s - loss: 0.5097 - acc: 0.842 - ETA: 3s - loss: 0.5051 - acc: 0.844 - ETA: 3s - loss: 0.4991 - acc: 0.845 - ETA: 3s - loss: 0.4985 - acc: 0.845 - ETA: 3s - loss: 0.5028 - acc: 0.844 - ETA: 3s - loss: 0.4998 - acc: 0.846 - ETA: 3s - loss: 0.5021 - acc: 0.844 - ETA: 3s - loss: 0.4983 - acc: 0.846 - ETA: 3s - loss: 0.4989 - acc: 0.844 - ETA: 3s - loss: 0.5053 - acc: 0.842 - ETA: 2s - loss: 0.5021 - acc: 0.844 - ETA: 2s - loss: 0.5088 - acc: 0.843 - ETA: 2s - loss: 0.5111 - acc: 0.843 - ETA: 2s - loss: 0.5116 - acc: 0.841 - ETA: 2s - loss: 0.5060 - acc: 0.841 - ETA: 2s - loss: 0.5055 - acc: 0.841 - ETA: 2s - loss: 0.5027 - acc: 0.843 - ETA: 2s - loss: 0.5036 - acc: 0.842 - ETA: 2s - loss: 0.5040 - acc: 0.842 - ETA: 2s - loss: 0.5052 - acc: 0.842 - ETA: 2s - loss: 0.5138 - acc: 0.840 - ETA: 2s - loss: 0.5158 - acc: 0.840 - ETA: 2s - loss: 0.5165 - acc: 0.841 - ETA: 2s - loss: 0.5166 - acc: 0.841 - ETA: 2s - loss: 0.5185 - acc: 0.840 - ETA: 2s - loss: 0.5158 - acc: 0.840 - ETA: 1s - loss: 0.5182 - acc: 0.839 - ETA: 1s - loss: 0.5170 - acc: 0.839 - ETA: 1s - loss: 0.5143 - acc: 0.840 - ETA: 1s - loss: 0.5128 - acc: 0.840 - ETA: 1s - loss: 0.5154 - acc: 0.840 - ETA: 1s - loss: 0.5174 - acc: 0.839 - ETA: 1s - loss: 0.5173 - acc: 0.838 - ETA: 1s - loss: 0.5161 - acc: 0.838 - ETA: 1s - loss: 0.5187 - acc: 0.838 - ETA: 1s - loss: 0.5210 - acc: 0.837 - ETA: 1s - loss: 0.5196 - acc: 0.838 - ETA: 1s - loss: 0.5189 - acc: 0.839 - ETA: 1s - loss: 0.5192 - acc: 0.838 - ETA: 1s - loss: 0.5172 - acc: 0.839 - ETA: 1s - loss: 0.5170 - acc: 0.839 - ETA: 1s - loss: 0.5174 - acc: 0.838 - ETA: 0s - loss: 0.5180 - acc: 0.838 - ETA: 0s - loss: 0.5211 - acc: 0.837 - ETA: 0s - loss: 0.5207 - acc: 0.837 - ETA: 0s - loss: 0.5206 - acc: 0.837 - ETA: 0s - loss: 0.5176 - acc: 0.837 - ETA: 0s - loss: 0.5159 - acc: 0.837 - ETA: 0s - loss: 0.5109 - acc: 0.839 - ETA: 0s - loss: 0.5113 - acc: 0.840 - ETA: 0s - loss: 0.5100 - acc: 0.840 - ETA: 0s - loss: 0.5100 - acc: 0.841 - ETA: 0s - loss: 0.5095 - acc: 0.841 - ETA: 0s - loss: 0.5090 - acc: 0.841 - ETA: 0s - loss: 0.5078 - acc: 0.841 - ETA: 0s - loss: 0.5118 - acc: 0.841 - ETA: 0s - loss: 0.5114 - acc: 0.841 - ETA: 0s - loss: 0.5130 - acc: 0.8412Epoch 00001: val_loss improved from 0.64621 to 0.61589, saving model to C:\Users\Casey\Documents\GitHub\dog-project\saved_models/weights.best.Inception.hdf5
6680/6680 [==============================] - 5s - loss: 0.5142 - acc: 0.8410 - val_loss: 0.6159 - val_acc: 0.8371
Epoch 3/20
6640/6680 [============================>.] - ETA: 5s - loss: 0.6350 - acc: 0.800 - ETA: 5s - loss: 0.3458 - acc: 0.870 - ETA: 5s - loss: 0.3144 - acc: 0.900 - ETA: 5s - loss: 0.3328 - acc: 0.892 - ETA: 4s - loss: 0.4110 - acc: 0.869 - ETA: 4s - loss: 0.3977 - acc: 0.870 - ETA: 4s - loss: 0.4249 - acc: 0.871 - ETA: 4s - loss: 0.3816 - acc: 0.881 - ETA: 4s - loss: 0.4195 - acc: 0.875 - ETA: 4s - loss: 0.4064 - acc: 0.876 - ETA: 4s - loss: 0.4167 - acc: 0.872 - ETA: 4s - loss: 0.4499 - acc: 0.860 - ETA: 4s - loss: 0.4558 - acc: 0.859 - ETA: 4s - loss: 0.4395 - acc: 0.864 - ETA: 4s - loss: 0.4402 - acc: 0.864 - ETA: 4s - loss: 0.4229 - acc: 0.868 - ETA: 4s - loss: 0.4240 - acc: 0.867 - ETA: 3s - loss: 0.4303 - acc: 0.863 - ETA: 3s - loss: 0.4268 - acc: 0.865 - ETA: 3s - loss: 0.4199 - acc: 0.866 - ETA: 3s - loss: 0.4326 - acc: 0.861 - ETA: 3s - loss: 0.4273 - acc: 0.861 - ETA: 3s - loss: 0.4372 - acc: 0.859 - ETA: 3s - loss: 0.4353 - acc: 0.859 - ETA: 3s - loss: 0.4360 - acc: 0.860 - ETA: 3s - loss: 0.4343 - acc: 0.860 - ETA: 3s - loss: 0.4427 - acc: 0.859 - ETA: 3s - loss: 0.4424 - acc: 0.860 - ETA: 3s - loss: 0.4432 - acc: 0.860 - ETA: 3s - loss: 0.4429 - acc: 0.859 - ETA: 3s - loss: 0.4396 - acc: 0.860 - ETA: 3s - loss: 0.4427 - acc: 0.860 - ETA: 2s - loss: 0.4411 - acc: 0.862 - ETA: 2s - loss: 0.4370 - acc: 0.862 - ETA: 2s - loss: 0.4394 - acc: 0.863 - ETA: 2s - loss: 0.4348 - acc: 0.864 - ETA: 2s - loss: 0.4319 - acc: 0.865 - ETA: 2s - loss: 0.4312 - acc: 0.864 - ETA: 2s - loss: 0.4348 - acc: 0.864 - ETA: 2s - loss: 0.4334 - acc: 0.865 - ETA: 2s - loss: 0.4300 - acc: 0.867 - ETA: 2s - loss: 0.4262 - acc: 0.868 - ETA: 2s - loss: 0.4255 - acc: 0.868 - ETA: 2s - loss: 0.4211 - acc: 0.869 - ETA: 2s - loss: 0.4239 - acc: 0.869 - ETA: 2s - loss: 0.4326 - acc: 0.866 - ETA: 2s - loss: 0.4404 - acc: 0.865 - ETA: 2s - loss: 0.4416 - acc: 0.863 - ETA: 1s - loss: 0.4424 - acc: 0.863 - ETA: 1s - loss: 0.4395 - acc: 0.864 - ETA: 1s - loss: 0.4415 - acc: 0.863 - ETA: 1s - loss: 0.4383 - acc: 0.864 - ETA: 1s - loss: 0.4383 - acc: 0.864 - ETA: 1s - loss: 0.4360 - acc: 0.865 - ETA: 1s - loss: 0.4384 - acc: 0.866 - ETA: 1s - loss: 0.4388 - acc: 0.866 - ETA: 1s - loss: 0.4424 - acc: 0.866 - ETA: 1s - loss: 0.4394 - acc: 0.867 - ETA: 1s - loss: 0.4388 - acc: 0.867 - ETA: 1s - loss: 0.4356 - acc: 0.868 - ETA: 1s - loss: 0.4384 - acc: 0.867 - ETA: 1s - loss: 0.4346 - acc: 0.868 - ETA: 1s - loss: 0.4363 - acc: 0.868 - ETA: 1s - loss: 0.4353 - acc: 0.868 - ETA: 0s - loss: 0.4333 - acc: 0.869 - ETA: 0s - loss: 0.4383 - acc: 0.868 - ETA: 0s - loss: 0.4403 - acc: 0.868 - ETA: 0s - loss: 0.4403 - acc: 0.867 - ETA: 0s - loss: 0.4418 - acc: 0.867 - ETA: 0s - loss: 0.4393 - acc: 0.868 - ETA: 0s - loss: 0.4367 - acc: 0.869 - ETA: 0s - loss: 0.4344 - acc: 0.869 - ETA: 0s - loss: 0.4364 - acc: 0.868 - ETA: 0s - loss: 0.4364 - acc: 0.868 - ETA: 0s - loss: 0.4375 - acc: 0.868 - ETA: 0s - loss: 0.4389 - acc: 0.867 - ETA: 0s - loss: 0.4393 - acc: 0.867 - ETA: 0s - loss: 0.4414 - acc: 0.866 - ETA: 0s - loss: 0.4434 - acc: 0.866 - ETA: 0s - loss: 0.4427 - acc: 0.8667Epoch 00002: val_loss did not improve
6680/6680 [==============================] - 5s - loss: 0.4436 - acc: 0.8666 - val_loss: 0.6352 - val_acc: 0.8323
Epoch 4/20
6620/6680 [============================>.] - ETA: 5s - loss: 0.1525 - acc: 0.950 - ETA: 5s - loss: 0.5449 - acc: 0.830 - ETA: 5s - loss: 0.5219 - acc: 0.866 - ETA: 5s - loss: 0.4188 - acc: 0.880 - ETA: 4s - loss: 0.4049 - acc: 0.879 - ETA: 4s - loss: 0.3582 - acc: 0.888 - ETA: 4s - loss: 0.3429 - acc: 0.890 - ETA: 4s - loss: 0.3739 - acc: 0.886 - ETA: 4s - loss: 0.3643 - acc: 0.886 - ETA: 4s - loss: 0.3451 - acc: 0.888 - ETA: 4s - loss: 0.3502 - acc: 0.887 - ETA: 4s - loss: 0.3668 - acc: 0.882 - ETA: 4s - loss: 0.3628 - acc: 0.880 - ETA: 4s - loss: 0.3726 - acc: 0.879 - ETA: 4s - loss: 0.3659 - acc: 0.882 - ETA: 3s - loss: 0.3647 - acc: 0.885 - ETA: 3s - loss: 0.3555 - acc: 0.887 - ETA: 3s - loss: 0.3476 - acc: 0.889 - ETA: 3s - loss: 0.3500 - acc: 0.889 - ETA: 3s - loss: 0.3401 - acc: 0.891 - ETA: 3s - loss: 0.3338 - acc: 0.891 - ETA: 3s - loss: 0.3329 - acc: 0.893 - ETA: 3s - loss: 0.3451 - acc: 0.891 - ETA: 3s - loss: 0.3415 - acc: 0.891 - ETA: 3s - loss: 0.3406 - acc: 0.892 - ETA: 3s - loss: 0.3439 - acc: 0.890 - ETA: 3s - loss: 0.3481 - acc: 0.889 - ETA: 3s - loss: 0.3477 - acc: 0.890 - ETA: 3s - loss: 0.3544 - acc: 0.889 - ETA: 3s - loss: 0.3527 - acc: 0.889 - ETA: 3s - loss: 0.3597 - acc: 0.887 - ETA: 2s - loss: 0.3551 - acc: 0.889 - ETA: 2s - loss: 0.3505 - acc: 0.890 - ETA: 2s - loss: 0.3510 - acc: 0.890 - ETA: 2s - loss: 0.3476 - acc: 0.891 - ETA: 2s - loss: 0.3435 - acc: 0.893 - ETA: 2s - loss: 0.3458 - acc: 0.891 - ETA: 2s - loss: 0.3452 - acc: 0.892 - ETA: 2s - loss: 0.3427 - acc: 0.892 - ETA: 2s - loss: 0.3401 - acc: 0.893 - ETA: 2s - loss: 0.3441 - acc: 0.893 - ETA: 2s - loss: 0.3405 - acc: 0.895 - ETA: 2s - loss: 0.3505 - acc: 0.894 - ETA: 2s - loss: 0.3513 - acc: 0.893 - ETA: 2s - loss: 0.3499 - acc: 0.894 - ETA: 2s - loss: 0.3459 - acc: 0.896 - ETA: 2s - loss: 0.3466 - acc: 0.895 - ETA: 1s - loss: 0.3489 - acc: 0.895 - ETA: 1s - loss: 0.3524 - acc: 0.894 - ETA: 1s - loss: 0.3493 - acc: 0.895 - ETA: 1s - loss: 0.3517 - acc: 0.894 - ETA: 1s - loss: 0.3546 - acc: 0.893 - ETA: 1s - loss: 0.3511 - acc: 0.893 - ETA: 1s - loss: 0.3499 - acc: 0.894 - ETA: 1s - loss: 0.3527 - acc: 0.893 - ETA: 1s - loss: 0.3532 - acc: 0.892 - ETA: 1s - loss: 0.3540 - acc: 0.892 - ETA: 1s - loss: 0.3514 - acc: 0.892 - ETA: 1s - loss: 0.3569 - acc: 0.891 - ETA: 1s - loss: 0.3580 - acc: 0.891 - ETA: 1s - loss: 0.3606 - acc: 0.890 - ETA: 1s - loss: 0.3628 - acc: 0.889 - ETA: 1s - loss: 0.3619 - acc: 0.890 - ETA: 0s - loss: 0.3650 - acc: 0.889 - ETA: 0s - loss: 0.3653 - acc: 0.889 - ETA: 0s - loss: 0.3647 - acc: 0.889 - ETA: 0s - loss: 0.3658 - acc: 0.890 - ETA: 0s - loss: 0.3682 - acc: 0.889 - ETA: 0s - loss: 0.3697 - acc: 0.889 - ETA: 0s - loss: 0.3671 - acc: 0.890 - ETA: 0s - loss: 0.3676 - acc: 0.890 - ETA: 0s - loss: 0.3672 - acc: 0.890 - ETA: 0s - loss: 0.3664 - acc: 0.891 - ETA: 0s - loss: 0.3667 - acc: 0.891 - ETA: 0s - loss: 0.3663 - acc: 0.891 - ETA: 0s - loss: 0.3669 - acc: 0.890 - ETA: 0s - loss: 0.3674 - acc: 0.890 - ETA: 0s - loss: 0.3695 - acc: 0.890 - ETA: 0s - loss: 0.3713 - acc: 0.8900Epoch 00003: val_loss did not improve
6680/6680 [==============================] - 5s - loss: 0.3696 - acc: 0.8906 - val_loss: 0.6590 - val_acc: 0.8431
Epoch 5/20
6640/6680 [============================>.] - ETA: 0s - loss: 0.1407 - acc: 0.900 - ETA: 4s - loss: 0.0779 - acc: 0.960 - ETA: 4s - loss: 0.1358 - acc: 0.938 - ETA: 4s - loss: 0.1596 - acc: 0.934 - ETA: 4s - loss: 0.1610 - acc: 0.936 - ETA: 4s - loss: 0.1696 - acc: 0.934 - ETA: 4s - loss: 0.1924 - acc: 0.928 - ETA: 4s - loss: 0.2167 - acc: 0.924 - ETA: 4s - loss: 0.2220 - acc: 0.920 - ETA: 4s - loss: 0.2170 - acc: 0.921 - ETA: 4s - loss: 0.2403 - acc: 0.918 - ETA: 4s - loss: 0.2451 - acc: 0.915 - ETA: 4s - loss: 0.2628 - acc: 0.911 - ETA: 3s - loss: 0.2617 - acc: 0.912 - ETA: 3s - loss: 0.2661 - acc: 0.912 - ETA: 3s - loss: 0.2713 - acc: 0.910 - ETA: 3s - loss: 0.2801 - acc: 0.908 - ETA: 3s - loss: 0.2864 - acc: 0.906 - ETA: 3s - loss: 0.2823 - acc: 0.910 - ETA: 3s - loss: 0.2793 - acc: 0.911 - ETA: 3s - loss: 0.2835 - acc: 0.911 - ETA: 3s - loss: 0.2820 - acc: 0.910 - ETA: 3s - loss: 0.2879 - acc: 0.909 - ETA: 3s - loss: 0.3012 - acc: 0.908 - ETA: 3s - loss: 0.2958 - acc: 0.908 - ETA: 3s - loss: 0.2993 - acc: 0.908 - ETA: 3s - loss: 0.2979 - acc: 0.908 - ETA: 3s - loss: 0.3009 - acc: 0.906 - ETA: 3s - loss: 0.2986 - acc: 0.907 - ETA: 3s - loss: 0.3064 - acc: 0.905 - ETA: 3s - loss: 0.3090 - acc: 0.905 - ETA: 2s - loss: 0.3209 - acc: 0.903 - ETA: 2s - loss: 0.3215 - acc: 0.902 - ETA: 2s - loss: 0.3291 - acc: 0.900 - ETA: 2s - loss: 0.3244 - acc: 0.901 - ETA: 2s - loss: 0.3265 - acc: 0.899 - ETA: 2s - loss: 0.3301 - acc: 0.898 - ETA: 2s - loss: 0.3314 - acc: 0.899 - ETA: 2s - loss: 0.3303 - acc: 0.899 - ETA: 2s - loss: 0.3280 - acc: 0.899 - ETA: 2s - loss: 0.3316 - acc: 0.899 - ETA: 2s - loss: 0.3298 - acc: 0.900 - ETA: 2s - loss: 0.3333 - acc: 0.900 - ETA: 2s - loss: 0.3313 - acc: 0.901 - ETA: 2s - loss: 0.3320 - acc: 0.901 - ETA: 2s - loss: 0.3262 - acc: 0.903 - ETA: 2s - loss: 0.3240 - acc: 0.904 - ETA: 1s - loss: 0.3268 - acc: 0.903 - ETA: 1s - loss: 0.3258 - acc: 0.903 - ETA: 1s - loss: 0.3224 - acc: 0.904 - ETA: 1s - loss: 0.3226 - acc: 0.904 - ETA: 1s - loss: 0.3246 - acc: 0.904 - ETA: 1s - loss: 0.3240 - acc: 0.904 - ETA: 1s - loss: 0.3229 - acc: 0.905 - ETA: 1s - loss: 0.3241 - acc: 0.905 - ETA: 1s - loss: 0.3246 - acc: 0.905 - ETA: 1s - loss: 0.3244 - acc: 0.905 - ETA: 1s - loss: 0.3261 - acc: 0.904 - ETA: 1s - loss: 0.3282 - acc: 0.903 - ETA: 1s - loss: 0.3302 - acc: 0.903 - ETA: 1s - loss: 0.3351 - acc: 0.902 - ETA: 1s - loss: 0.3378 - acc: 0.902 - ETA: 1s - loss: 0.3377 - acc: 0.902 - ETA: 0s - loss: 0.3387 - acc: 0.901 - ETA: 0s - loss: 0.3429 - acc: 0.900 - ETA: 0s - loss: 0.3441 - acc: 0.901 - ETA: 0s - loss: 0.3438 - acc: 0.901 - ETA: 0s - loss: 0.3483 - acc: 0.900 - ETA: 0s - loss: 0.3470 - acc: 0.901 - ETA: 0s - loss: 0.3447 - acc: 0.901 - ETA: 0s - loss: 0.3441 - acc: 0.901 - ETA: 0s - loss: 0.3439 - acc: 0.901 - ETA: 0s - loss: 0.3416 - acc: 0.902 - ETA: 0s - loss: 0.3422 - acc: 0.901 - ETA: 0s - loss: 0.3408 - acc: 0.902 - ETA: 0s - loss: 0.3399 - acc: 0.902 - ETA: 0s - loss: 0.3401 - acc: 0.902 - ETA: 0s - loss: 0.3401 - acc: 0.902 - ETA: 0s - loss: 0.3403 - acc: 0.9026Epoch 00004: val_loss did not improve
6680/6680 [==============================] - 5s - loss: 0.3407 - acc: 0.9021 - val_loss: 0.6820 - val_acc: 0.8383
Epoch 6/20
6660/6680 [============================>.] - ETA: 5s - loss: 0.4920 - acc: 0.850 - ETA: 5s - loss: 0.3614 - acc: 0.890 - ETA: 5s - loss: 0.3225 - acc: 0.905 - ETA: 5s - loss: 0.3285 - acc: 0.903 - ETA: 4s - loss: 0.3009 - acc: 0.913 - ETA: 4s - loss: 0.2717 - acc: 0.917 - ETA: 4s - loss: 0.2624 - acc: 0.922 - ETA: 4s - loss: 0.2632 - acc: 0.920 - ETA: 4s - loss: 0.2873 - acc: 0.918 - ETA: 4s - loss: 0.2826 - acc: 0.915 - ETA: 4s - loss: 0.2836 - acc: 0.914 - ETA: 4s - loss: 0.2809 - acc: 0.915 - ETA: 4s - loss: 0.2818 - acc: 0.912 - ETA: 4s - loss: 0.2735 - acc: 0.915 - ETA: 4s - loss: 0.2638 - acc: 0.918 - ETA: 4s - loss: 0.2625 - acc: 0.919 - ETA: 3s - loss: 0.2578 - acc: 0.919 - ETA: 3s - loss: 0.2644 - acc: 0.917 - ETA: 3s - loss: 0.2691 - acc: 0.916 - ETA: 3s - loss: 0.2621 - acc: 0.918 - ETA: 3s - loss: 0.2591 - acc: 0.918 - ETA: 3s - loss: 0.2614 - acc: 0.918 - ETA: 3s - loss: 0.2614 - acc: 0.917 - ETA: 3s - loss: 0.2786 - acc: 0.915 - ETA: 3s - loss: 0.2764 - acc: 0.916 - ETA: 3s - loss: 0.2885 - acc: 0.914 - ETA: 3s - loss: 0.2998 - acc: 0.913 - ETA: 3s - loss: 0.3039 - acc: 0.913 - ETA: 3s - loss: 0.3057 - acc: 0.913 - ETA: 3s - loss: 0.3042 - acc: 0.914 - ETA: 3s - loss: 0.3078 - acc: 0.913 - ETA: 2s - loss: 0.3039 - acc: 0.913 - ETA: 2s - loss: 0.3034 - acc: 0.914 - ETA: 2s - loss: 0.3034 - acc: 0.914 - ETA: 2s - loss: 0.2987 - acc: 0.915 - ETA: 2s - loss: 0.3015 - acc: 0.913 - ETA: 2s - loss: 0.2999 - acc: 0.912 - ETA: 2s - loss: 0.2974 - acc: 0.913 - ETA: 2s - loss: 0.2963 - acc: 0.914 - ETA: 2s - loss: 0.2932 - acc: 0.915 - ETA: 2s - loss: 0.2937 - acc: 0.914 - ETA: 2s - loss: 0.2971 - acc: 0.912 - ETA: 2s - loss: 0.2920 - acc: 0.913 - ETA: 2s - loss: 0.2971 - acc: 0.913 - ETA: 2s - loss: 0.2980 - acc: 0.913 - ETA: 2s - loss: 0.2971 - acc: 0.914 - ETA: 2s - loss: 0.2954 - acc: 0.914 - ETA: 1s - loss: 0.2943 - acc: 0.914 - ETA: 1s - loss: 0.2997 - acc: 0.913 - ETA: 1s - loss: 0.2987 - acc: 0.913 - ETA: 1s - loss: 0.3004 - acc: 0.912 - ETA: 1s - loss: 0.3029 - acc: 0.912 - ETA: 1s - loss: 0.3058 - acc: 0.911 - ETA: 1s - loss: 0.3050 - acc: 0.911 - ETA: 1s - loss: 0.3018 - acc: 0.913 - ETA: 1s - loss: 0.3022 - acc: 0.912 - ETA: 1s - loss: 0.3006 - acc: 0.913 - ETA: 1s - loss: 0.3001 - acc: 0.913 - ETA: 1s - loss: 0.2994 - acc: 0.914 - ETA: 1s - loss: 0.3019 - acc: 0.913 - ETA: 1s - loss: 0.3006 - acc: 0.914 - ETA: 1s - loss: 0.2977 - acc: 0.915 - ETA: 1s - loss: 0.2971 - acc: 0.914 - ETA: 0s - loss: 0.2972 - acc: 0.915 - ETA: 0s - loss: 0.2963 - acc: 0.914 - ETA: 0s - loss: 0.3011 - acc: 0.914 - ETA: 0s - loss: 0.3022 - acc: 0.914 - ETA: 0s - loss: 0.3017 - acc: 0.914 - ETA: 0s - loss: 0.3007 - acc: 0.913 - ETA: 0s - loss: 0.2993 - acc: 0.913 - ETA: 0s - loss: 0.2974 - acc: 0.914 - ETA: 0s - loss: 0.2975 - acc: 0.914 - ETA: 0s - loss: 0.2962 - acc: 0.914 - ETA: 0s - loss: 0.3001 - acc: 0.913 - ETA: 0s - loss: 0.3019 - acc: 0.913 - ETA: 0s - loss: 0.3003 - acc: 0.914 - ETA: 0s - loss: 0.2997 - acc: 0.914 - ETA: 0s - loss: 0.2995 - acc: 0.913 - ETA: 0s - loss: 0.2979 - acc: 0.914 - ETA: 0s - loss: 0.2965 - acc: 0.9141Epoch 00005: val_loss did not improve
6680/6680 [==============================] - 5s - loss: 0.2964 - acc: 0.9141 - val_loss: 0.7332 - val_acc: 0.8407
Epoch 7/20
6620/6680 [============================>.] - ETA: 5s - loss: 0.6620 - acc: 0.850 - ETA: 5s - loss: 0.1891 - acc: 0.960 - ETA: 5s - loss: 0.1984 - acc: 0.950 - ETA: 4s - loss: 0.1824 - acc: 0.953 - ETA: 4s - loss: 0.2298 - acc: 0.947 - ETA: 4s - loss: 0.2754 - acc: 0.932 - ETA: 4s - loss: 0.2532 - acc: 0.935 - ETA: 4s - loss: 0.2522 - acc: 0.932 - ETA: 4s - loss: 0.2548 - acc: 0.934 - ETA: 4s - loss: 0.2674 - acc: 0.928 - ETA: 4s - loss: 0.2554 - acc: 0.931 - ETA: 4s - loss: 0.2534 - acc: 0.929 - ETA: 4s - loss: 0.2469 - acc: 0.929 - ETA: 4s - loss: 0.2451 - acc: 0.930 - ETA: 4s - loss: 0.2456 - acc: 0.930 - ETA: 3s - loss: 0.2694 - acc: 0.923 - ETA: 3s - loss: 0.2754 - acc: 0.921 - ETA: 3s - loss: 0.2850 - acc: 0.917 - ETA: 3s - loss: 0.2826 - acc: 0.919 - ETA: 3s - loss: 0.2761 - acc: 0.922 - ETA: 3s - loss: 0.2727 - acc: 0.922 - ETA: 3s - loss: 0.2627 - acc: 0.925 - ETA: 3s - loss: 0.2627 - acc: 0.924 - ETA: 3s - loss: 0.2648 - acc: 0.924 - ETA: 3s - loss: 0.2741 - acc: 0.924 - ETA: 3s - loss: 0.2755 - acc: 0.924 - ETA: 3s - loss: 0.2775 - acc: 0.924 - ETA: 3s - loss: 0.2769 - acc: 0.925 - ETA: 3s - loss: 0.2775 - acc: 0.924 - ETA: 3s - loss: 0.2719 - acc: 0.925 - ETA: 3s - loss: 0.2727 - acc: 0.925 - ETA: 2s - loss: 0.2732 - acc: 0.924 - ETA: 2s - loss: 0.2691 - acc: 0.923 - ETA: 2s - loss: 0.2682 - acc: 0.923 - ETA: 2s - loss: 0.2652 - acc: 0.924 - ETA: 2s - loss: 0.2679 - acc: 0.924 - ETA: 2s - loss: 0.2680 - acc: 0.923 - ETA: 2s - loss: 0.2685 - acc: 0.923 - ETA: 2s - loss: 0.2651 - acc: 0.924 - ETA: 2s - loss: 0.2628 - acc: 0.924 - ETA: 2s - loss: 0.2736 - acc: 0.922 - ETA: 2s - loss: 0.2695 - acc: 0.923 - ETA: 2s - loss: 0.2653 - acc: 0.924 - ETA: 2s - loss: 0.2679 - acc: 0.923 - ETA: 2s - loss: 0.2697 - acc: 0.922 - ETA: 2s - loss: 0.2657 - acc: 0.922 - ETA: 2s - loss: 0.2633 - acc: 0.922 - ETA: 1s - loss: 0.2590 - acc: 0.923 - ETA: 1s - loss: 0.2578 - acc: 0.923 - ETA: 1s - loss: 0.2603 - acc: 0.922 - ETA: 1s - loss: 0.2609 - acc: 0.922 - ETA: 1s - loss: 0.2604 - acc: 0.922 - ETA: 1s - loss: 0.2566 - acc: 0.923 - ETA: 1s - loss: 0.2544 - acc: 0.924 - ETA: 1s - loss: 0.2529 - acc: 0.924 - ETA: 1s - loss: 0.2522 - acc: 0.924 - ETA: 1s - loss: 0.2562 - acc: 0.922 - ETA: 1s - loss: 0.2593 - acc: 0.921 - ETA: 1s - loss: 0.2575 - acc: 0.921 - ETA: 1s - loss: 0.2566 - acc: 0.921 - ETA: 1s - loss: 0.2575 - acc: 0.921 - ETA: 1s - loss: 0.2591 - acc: 0.921 - ETA: 1s - loss: 0.2616 - acc: 0.921 - ETA: 1s - loss: 0.2618 - acc: 0.921 - ETA: 0s - loss: 0.2639 - acc: 0.921 - ETA: 0s - loss: 0.2641 - acc: 0.921 - ETA: 0s - loss: 0.2658 - acc: 0.920 - ETA: 0s - loss: 0.2663 - acc: 0.920 - ETA: 0s - loss: 0.2673 - acc: 0.920 - ETA: 0s - loss: 0.2685 - acc: 0.920 - ETA: 0s - loss: 0.2711 - acc: 0.920 - ETA: 0s - loss: 0.2700 - acc: 0.920 - ETA: 0s - loss: 0.2703 - acc: 0.921 - ETA: 0s - loss: 0.2703 - acc: 0.920 - ETA: 0s - loss: 0.2697 - acc: 0.920 - ETA: 0s - loss: 0.2692 - acc: 0.920 - ETA: 0s - loss: 0.2697 - acc: 0.921 - ETA: 0s - loss: 0.2696 - acc: 0.920 - ETA: 0s - loss: 0.2713 - acc: 0.920 - ETA: 0s - loss: 0.2733 - acc: 0.9204Epoch 00006: val_loss did not improve
6680/6680 [==============================] - 5s - loss: 0.2713 - acc: 0.9211 - val_loss: 0.7126 - val_acc: 0.8443
Epoch 8/20
6660/6680 [============================>.] - ETA: 5s - loss: 0.6829 - acc: 0.850 - ETA: 5s - loss: 0.3905 - acc: 0.900 - ETA: 5s - loss: 0.2996 - acc: 0.916 - ETA: 4s - loss: 0.2398 - acc: 0.932 - ETA: 4s - loss: 0.2161 - acc: 0.935 - ETA: 4s - loss: 0.1996 - acc: 0.942 - ETA: 4s - loss: 0.1851 - acc: 0.948 - ETA: 4s - loss: 0.1909 - acc: 0.946 - ETA: 4s - loss: 0.2360 - acc: 0.936 - ETA: 4s - loss: 0.2256 - acc: 0.939 - ETA: 4s - loss: 0.2429 - acc: 0.931 - ETA: 4s - loss: 0.2423 - acc: 0.931 - ETA: 4s - loss: 0.2540 - acc: 0.933 - ETA: 4s - loss: 0.2449 - acc: 0.935 - ETA: 4s - loss: 0.2389 - acc: 0.935 - ETA: 4s - loss: 0.2361 - acc: 0.936 - ETA: 4s - loss: 0.2438 - acc: 0.932 - ETA: 3s - loss: 0.2405 - acc: 0.931 - ETA: 3s - loss: 0.2587 - acc: 0.928 - ETA: 3s - loss: 0.2544 - acc: 0.929 - ETA: 3s - loss: 0.2517 - acc: 0.929 - ETA: 3s - loss: 0.2499 - acc: 0.929 - ETA: 3s - loss: 0.2444 - acc: 0.929 - ETA: 3s - loss: 0.2450 - acc: 0.929 - ETA: 3s - loss: 0.2468 - acc: 0.927 - ETA: 3s - loss: 0.2476 - acc: 0.926 - ETA: 3s - loss: 0.2509 - acc: 0.925 - ETA: 3s - loss: 0.2489 - acc: 0.925 - ETA: 3s - loss: 0.2457 - acc: 0.926 - ETA: 3s - loss: 0.2441 - acc: 0.925 - ETA: 3s - loss: 0.2404 - acc: 0.926 - ETA: 3s - loss: 0.2375 - acc: 0.927 - ETA: 3s - loss: 0.2410 - acc: 0.926 - ETA: 3s - loss: 0.2384 - acc: 0.926 - ETA: 3s - loss: 0.2378 - acc: 0.926 - ETA: 2s - loss: 0.2361 - acc: 0.927 - ETA: 2s - loss: 0.2353 - acc: 0.927 - ETA: 2s - loss: 0.2352 - acc: 0.928 - ETA: 2s - loss: 0.2324 - acc: 0.928 - ETA: 2s - loss: 0.2341 - acc: 0.928 - ETA: 2s - loss: 0.2339 - acc: 0.928 - ETA: 2s - loss: 0.2368 - acc: 0.927 - ETA: 2s - loss: 0.2396 - acc: 0.926 - ETA: 2s - loss: 0.2368 - acc: 0.927 - ETA: 2s - loss: 0.2394 - acc: 0.926 - ETA: 2s - loss: 0.2396 - acc: 0.926 - ETA: 2s - loss: 0.2428 - acc: 0.925 - ETA: 2s - loss: 0.2450 - acc: 0.924 - ETA: 2s - loss: 0.2454 - acc: 0.924 - ETA: 2s - loss: 0.2463 - acc: 0.923 - ETA: 2s - loss: 0.2478 - acc: 0.924 - ETA: 2s - loss: 0.2473 - acc: 0.924 - ETA: 2s - loss: 0.2473 - acc: 0.923 - ETA: 1s - loss: 0.2449 - acc: 0.924 - ETA: 1s - loss: 0.2425 - acc: 0.924 - ETA: 1s - loss: 0.2413 - acc: 0.925 - ETA: 1s - loss: 0.2410 - acc: 0.925 - ETA: 1s - loss: 0.2426 - acc: 0.925 - ETA: 1s - loss: 0.2438 - acc: 0.925 - ETA: 1s - loss: 0.2419 - acc: 0.926 - ETA: 1s - loss: 0.2418 - acc: 0.925 - ETA: 1s - loss: 0.2438 - acc: 0.925 - ETA: 1s - loss: 0.2444 - acc: 0.925 - ETA: 1s - loss: 0.2473 - acc: 0.925 - ETA: 1s - loss: 0.2456 - acc: 0.925 - ETA: 1s - loss: 0.2484 - acc: 0.924 - ETA: 1s - loss: 0.2452 - acc: 0.925 - ETA: 1s - loss: 0.2463 - acc: 0.925 - ETA: 1s - loss: 0.2482 - acc: 0.925 - ETA: 1s - loss: 0.2479 - acc: 0.925 - ETA: 0s - loss: 0.2462 - acc: 0.926 - ETA: 0s - loss: 0.2476 - acc: 0.926 - ETA: 0s - loss: 0.2496 - acc: 0.925 - ETA: 0s - loss: 0.2497 - acc: 0.925 - ETA: 0s - loss: 0.2485 - acc: 0.926 - ETA: 0s - loss: 0.2525 - acc: 0.925 - ETA: 0s - loss: 0.2548 - acc: 0.925 - ETA: 0s - loss: 0.2541 - acc: 0.925 - ETA: 0s - loss: 0.2538 - acc: 0.925 - ETA: 0s - loss: 0.2529 - acc: 0.926 - ETA: 0s - loss: 0.2525 - acc: 0.926 - ETA: 0s - loss: 0.2543 - acc: 0.925 - ETA: 0s - loss: 0.2556 - acc: 0.925 - ETA: 0s - loss: 0.2535 - acc: 0.925 - ETA: 0s - loss: 0.2552 - acc: 0.925 - ETA: 0s - loss: 0.2540 - acc: 0.9263Epoch 00007: val_loss did not improve
6680/6680 [==============================] - 5s - loss: 0.2533 - acc: 0.9265 - val_loss: 0.7224 - val_acc: 0.8479
Epoch 9/20
6660/6680 [============================>.] - ETA: 5s - loss: 0.0545 - acc: 1.000 - ETA: 5s - loss: 0.0709 - acc: 0.970 - ETA: 4s - loss: 0.1943 - acc: 0.945 - ETA: 4s - loss: 0.1809 - acc: 0.946 - ETA: 4s - loss: 0.1713 - acc: 0.947 - ETA: 4s - loss: 0.1752 - acc: 0.940 - ETA: 4s - loss: 0.1745 - acc: 0.935 - ETA: 4s - loss: 0.1679 - acc: 0.937 - ETA: 4s - loss: 0.1771 - acc: 0.938 - ETA: 4s - loss: 0.1912 - acc: 0.937 - ETA: 4s - loss: 0.1958 - acc: 0.937 - ETA: 4s - loss: 0.1855 - acc: 0.940 - ETA: 4s - loss: 0.1917 - acc: 0.938 - ETA: 4s - loss: 0.1955 - acc: 0.938 - ETA: 4s - loss: 0.1983 - acc: 0.937 - ETA: 4s - loss: 0.2115 - acc: 0.936 - ETA: 3s - loss: 0.2182 - acc: 0.934 - ETA: 3s - loss: 0.2389 - acc: 0.931 - ETA: 3s - loss: 0.2355 - acc: 0.932 - ETA: 3s - loss: 0.2311 - acc: 0.934 - ETA: 3s - loss: 0.2293 - acc: 0.934 - ETA: 3s - loss: 0.2255 - acc: 0.935 - ETA: 3s - loss: 0.2253 - acc: 0.936 - ETA: 3s - loss: 0.2199 - acc: 0.937 - ETA: 3s - loss: 0.2277 - acc: 0.936 - ETA: 3s - loss: 0.2330 - acc: 0.936 - ETA: 3s - loss: 0.2259 - acc: 0.937 - ETA: 3s - loss: 0.2253 - acc: 0.938 - ETA: 3s - loss: 0.2266 - acc: 0.936 - ETA: 3s - loss: 0.2252 - acc: 0.936 - ETA: 3s - loss: 0.2267 - acc: 0.935 - ETA: 2s - loss: 0.2277 - acc: 0.935 - ETA: 2s - loss: 0.2254 - acc: 0.935 - ETA: 2s - loss: 0.2274 - acc: 0.934 - ETA: 2s - loss: 0.2313 - acc: 0.933 - ETA: 2s - loss: 0.2296 - acc: 0.934 - ETA: 2s - loss: 0.2281 - acc: 0.934 - ETA: 2s - loss: 0.2250 - acc: 0.935 - ETA: 2s - loss: 0.2287 - acc: 0.934 - ETA: 2s - loss: 0.2302 - acc: 0.934 - ETA: 2s - loss: 0.2290 - acc: 0.934 - ETA: 2s - loss: 0.2276 - acc: 0.934 - ETA: 2s - loss: 0.2294 - acc: 0.934 - ETA: 2s - loss: 0.2280 - acc: 0.934 - ETA: 2s - loss: 0.2299 - acc: 0.934 - ETA: 2s - loss: 0.2313 - acc: 0.934 - ETA: 2s - loss: 0.2340 - acc: 0.933 - ETA: 2s - loss: 0.2349 - acc: 0.932 - ETA: 1s - loss: 0.2390 - acc: 0.932 - ETA: 1s - loss: 0.2381 - acc: 0.933 - ETA: 1s - loss: 0.2372 - acc: 0.933 - ETA: 1s - loss: 0.2339 - acc: 0.934 - ETA: 1s - loss: 0.2340 - acc: 0.933 - ETA: 1s - loss: 0.2332 - acc: 0.933 - ETA: 1s - loss: 0.2344 - acc: 0.933 - ETA: 1s - loss: 0.2320 - acc: 0.933 - ETA: 1s - loss: 0.2328 - acc: 0.933 - ETA: 1s - loss: 0.2350 - acc: 0.933 - ETA: 1s - loss: 0.2385 - acc: 0.933 - ETA: 1s - loss: 0.2378 - acc: 0.933 - ETA: 1s - loss: 0.2355 - acc: 0.933 - ETA: 1s - loss: 0.2349 - acc: 0.933 - ETA: 1s - loss: 0.2362 - acc: 0.932 - ETA: 1s - loss: 0.2332 - acc: 0.933 - ETA: 0s - loss: 0.2358 - acc: 0.932 - ETA: 0s - loss: 0.2398 - acc: 0.931 - ETA: 0s - loss: 0.2383 - acc: 0.932 - ETA: 0s - loss: 0.2370 - acc: 0.932 - ETA: 0s - loss: 0.2371 - acc: 0.932 - ETA: 0s - loss: 0.2358 - acc: 0.933 - ETA: 0s - loss: 0.2342 - acc: 0.932 - ETA: 0s - loss: 0.2353 - acc: 0.932 - ETA: 0s - loss: 0.2363 - acc: 0.932 - ETA: 0s - loss: 0.2356 - acc: 0.932 - ETA: 0s - loss: 0.2339 - acc: 0.933 - ETA: 0s - loss: 0.2330 - acc: 0.933 - ETA: 0s - loss: 0.2318 - acc: 0.933 - ETA: 0s - loss: 0.2307 - acc: 0.934 - ETA: 0s - loss: 0.2306 - acc: 0.934 - ETA: 0s - loss: 0.2283 - acc: 0.9347Epoch 00008: val_loss did not improve
6680/6680 [==============================] - 5s - loss: 0.2286 - acc: 0.9347 - val_loss: 0.7692 - val_acc: 0.8467
Epoch 10/20
6600/6680 [============================>.] - ETA: 5s - loss: 0.3465 - acc: 0.900 - ETA: 4s - loss: 0.2615 - acc: 0.916 - ETA: 4s - loss: 0.1722 - acc: 0.940 - ETA: 4s - loss: 0.1927 - acc: 0.939 - ETA: 4s - loss: 0.1585 - acc: 0.950 - ETA: 4s - loss: 0.1841 - acc: 0.937 - ETA: 4s - loss: 0.1750 - acc: 0.938 - ETA: 4s - loss: 0.2034 - acc: 0.940 - ETA: 4s - loss: 0.2195 - acc: 0.930 - ETA: 4s - loss: 0.2446 - acc: 0.929 - ETA: 4s - loss: 0.2389 - acc: 0.930 - ETA: 4s - loss: 0.2347 - acc: 0.929 - ETA: 4s - loss: 0.2342 - acc: 0.928 - ETA: 4s - loss: 0.2265 - acc: 0.930 - ETA: 3s - loss: 0.2207 - acc: 0.932 - ETA: 3s - loss: 0.2324 - acc: 0.931 - ETA: 3s - loss: 0.2281 - acc: 0.933 - ETA: 3s - loss: 0.2317 - acc: 0.934 - ETA: 3s - loss: 0.2377 - acc: 0.932 - ETA: 3s - loss: 0.2344 - acc: 0.933 - ETA: 3s - loss: 0.2372 - acc: 0.933 - ETA: 3s - loss: 0.2411 - acc: 0.933 - ETA: 3s - loss: 0.2339 - acc: 0.935 - ETA: 3s - loss: 0.2326 - acc: 0.935 - ETA: 3s - loss: 0.2334 - acc: 0.935 - ETA: 3s - loss: 0.2327 - acc: 0.936 - ETA: 3s - loss: 0.2428 - acc: 0.933 - ETA: 3s - loss: 0.2502 - acc: 0.932 - ETA: 3s - loss: 0.2446 - acc: 0.933 - ETA: 3s - loss: 0.2453 - acc: 0.933 - ETA: 3s - loss: 0.2446 - acc: 0.932 - ETA: 2s - loss: 0.2395 - acc: 0.933 - ETA: 2s - loss: 0.2401 - acc: 0.933 - ETA: 2s - loss: 0.2358 - acc: 0.935 - ETA: 2s - loss: 0.2347 - acc: 0.935 - ETA: 2s - loss: 0.2303 - acc: 0.936 - ETA: 2s - loss: 0.2262 - acc: 0.937 - ETA: 2s - loss: 0.2242 - acc: 0.937 - ETA: 2s - loss: 0.2202 - acc: 0.938 - ETA: 2s - loss: 0.2211 - acc: 0.938 - ETA: 2s - loss: 0.2199 - acc: 0.938 - ETA: 2s - loss: 0.2153 - acc: 0.940 - ETA: 2s - loss: 0.2178 - acc: 0.940 - ETA: 2s - loss: 0.2161 - acc: 0.940 - ETA: 2s - loss: 0.2129 - acc: 0.941 - ETA: 2s - loss: 0.2125 - acc: 0.940 - ETA: 2s - loss: 0.2132 - acc: 0.940 - ETA: 2s - loss: 0.2117 - acc: 0.941 - ETA: 1s - loss: 0.2104 - acc: 0.940 - ETA: 1s - loss: 0.2090 - acc: 0.941 - ETA: 1s - loss: 0.2088 - acc: 0.941 - ETA: 1s - loss: 0.2115 - acc: 0.940 - ETA: 1s - loss: 0.2084 - acc: 0.941 - ETA: 1s - loss: 0.2077 - acc: 0.941 - ETA: 1s - loss: 0.2058 - acc: 0.942 - ETA: 1s - loss: 0.2060 - acc: 0.941 - ETA: 1s - loss: 0.2115 - acc: 0.940 - ETA: 1s - loss: 0.2139 - acc: 0.939 - ETA: 1s - loss: 0.2132 - acc: 0.940 - ETA: 1s - loss: 0.2165 - acc: 0.939 - ETA: 1s - loss: 0.2188 - acc: 0.939 - ETA: 1s - loss: 0.2188 - acc: 0.939 - ETA: 1s - loss: 0.2203 - acc: 0.939 - ETA: 0s - loss: 0.2204 - acc: 0.939 - ETA: 0s - loss: 0.2207 - acc: 0.938 - ETA: 0s - loss: 0.2197 - acc: 0.938 - ETA: 0s - loss: 0.2209 - acc: 0.938 - ETA: 0s - loss: 0.2199 - acc: 0.938 - ETA: 0s - loss: 0.2186 - acc: 0.938 - ETA: 0s - loss: 0.2158 - acc: 0.938 - ETA: 0s - loss: 0.2164 - acc: 0.939 - ETA: 0s - loss: 0.2142 - acc: 0.939 - ETA: 0s - loss: 0.2169 - acc: 0.939 - ETA: 0s - loss: 0.2170 - acc: 0.939 - ETA: 0s - loss: 0.2189 - acc: 0.938 - ETA: 0s - loss: 0.2212 - acc: 0.937 - ETA: 0s - loss: 0.2210 - acc: 0.937 - ETA: 0s - loss: 0.2213 - acc: 0.937 - ETA: 0s - loss: 0.2231 - acc: 0.9373Epoch 00009: val_loss did not improve
6680/6680 [==============================] - 5s - loss: 0.2230 - acc: 0.9371 - val_loss: 0.7531 - val_acc: 0.8527
Epoch 11/20
6660/6680 [============================>.] - ETA: 5s - loss: 0.4509 - acc: 0.950 - ETA: 4s - loss: 0.2900 - acc: 0.925 - ETA: 4s - loss: 0.1891 - acc: 0.950 - ETA: 4s - loss: 0.2200 - acc: 0.946 - ETA: 4s - loss: 0.2099 - acc: 0.947 - ETA: 4s - loss: 0.1802 - acc: 0.952 - ETA: 4s - loss: 0.1621 - acc: 0.957 - ETA: 4s - loss: 0.1633 - acc: 0.953 - ETA: 4s - loss: 0.1526 - acc: 0.954 - ETA: 4s - loss: 0.1557 - acc: 0.955 - ETA: 4s - loss: 0.1669 - acc: 0.952 - ETA: 4s - loss: 0.1688 - acc: 0.951 - ETA: 4s - loss: 0.1669 - acc: 0.951 - ETA: 4s - loss: 0.1621 - acc: 0.950 - ETA: 4s - loss: 0.1571 - acc: 0.952 - ETA: 4s - loss: 0.1573 - acc: 0.951 - ETA: 3s - loss: 0.1609 - acc: 0.950 - ETA: 3s - loss: 0.1733 - acc: 0.950 - ETA: 3s - loss: 0.1704 - acc: 0.950 - ETA: 3s - loss: 0.1732 - acc: 0.950 - ETA: 3s - loss: 0.1740 - acc: 0.948 - ETA: 3s - loss: 0.1777 - acc: 0.948 - ETA: 3s - loss: 0.1810 - acc: 0.946 - ETA: 3s - loss: 0.1757 - acc: 0.948 - ETA: 3s - loss: 0.1731 - acc: 0.949 - ETA: 3s - loss: 0.1734 - acc: 0.947 - ETA: 3s - loss: 0.1798 - acc: 0.945 - ETA: 3s - loss: 0.1797 - acc: 0.945 - ETA: 3s - loss: 0.1779 - acc: 0.945 - ETA: 3s - loss: 0.1809 - acc: 0.945 - ETA: 3s - loss: 0.1807 - acc: 0.946 - ETA: 2s - loss: 0.1784 - acc: 0.947 - ETA: 2s - loss: 0.1766 - acc: 0.947 - ETA: 2s - loss: 0.1744 - acc: 0.947 - ETA: 2s - loss: 0.1724 - acc: 0.948 - ETA: 2s - loss: 0.1684 - acc: 0.949 - ETA: 2s - loss: 0.1737 - acc: 0.948 - ETA: 2s - loss: 0.1752 - acc: 0.947 - ETA: 2s - loss: 0.1789 - acc: 0.947 - ETA: 2s - loss: 0.1797 - acc: 0.946 - ETA: 2s - loss: 0.1789 - acc: 0.946 - ETA: 2s - loss: 0.1802 - acc: 0.946 - ETA: 2s - loss: 0.1801 - acc: 0.946 - ETA: 2s - loss: 0.1799 - acc: 0.946 - ETA: 2s - loss: 0.1828 - acc: 0.945 - ETA: 2s - loss: 0.1811 - acc: 0.946 - ETA: 2s - loss: 0.1805 - acc: 0.945 - ETA: 1s - loss: 0.1800 - acc: 0.945 - ETA: 1s - loss: 0.1801 - acc: 0.945 - ETA: 1s - loss: 0.1859 - acc: 0.944 - ETA: 1s - loss: 0.1880 - acc: 0.942 - ETA: 1s - loss: 0.1897 - acc: 0.942 - ETA: 1s - loss: 0.1911 - acc: 0.942 - ETA: 1s - loss: 0.1921 - acc: 0.941 - ETA: 1s - loss: 0.1940 - acc: 0.941 - ETA: 1s - loss: 0.1952 - acc: 0.940 - ETA: 1s - loss: 0.1967 - acc: 0.940 - ETA: 1s - loss: 0.1975 - acc: 0.939 - ETA: 1s - loss: 0.2017 - acc: 0.939 - ETA: 1s - loss: 0.1999 - acc: 0.939 - ETA: 1s - loss: 0.2018 - acc: 0.939 - ETA: 1s - loss: 0.2016 - acc: 0.939 - ETA: 1s - loss: 0.1994 - acc: 0.940 - ETA: 0s - loss: 0.2013 - acc: 0.940 - ETA: 0s - loss: 0.1989 - acc: 0.940 - ETA: 0s - loss: 0.2015 - acc: 0.939 - ETA: 0s - loss: 0.2006 - acc: 0.939 - ETA: 0s - loss: 0.2026 - acc: 0.939 - ETA: 0s - loss: 0.2027 - acc: 0.939 - ETA: 0s - loss: 0.2032 - acc: 0.939 - ETA: 0s - loss: 0.2022 - acc: 0.939 - ETA: 0s - loss: 0.2027 - acc: 0.939 - ETA: 0s - loss: 0.2016 - acc: 0.939 - ETA: 0s - loss: 0.2005 - acc: 0.940 - ETA: 0s - loss: 0.1998 - acc: 0.939 - ETA: 0s - loss: 0.1990 - acc: 0.940 - ETA: 0s - loss: 0.1980 - acc: 0.940 - ETA: 0s - loss: 0.1984 - acc: 0.940 - ETA: 0s - loss: 0.2005 - acc: 0.939 - ETA: 0s - loss: 0.2007 - acc: 0.939 - ETA: 0s - loss: 0.1996 - acc: 0.940 - ETA: 0s - loss: 0.1993 - acc: 0.940 - ETA: 0s - loss: 0.1992 - acc: 0.940 - ETA: 0s - loss: 0.1989 - acc: 0.940 - ETA: 0s - loss: 0.1987 - acc: 0.940 - ETA: 0s - loss: 0.1993 - acc: 0.940 - ETA: 0s - loss: 0.1994 - acc: 0.940 - ETA: 0s - loss: 0.1998 - acc: 0.9401Epoch 00010: val_loss did not improve
6680/6680 [==============================] - 6s - loss: 0.1993 - acc: 0.9403 - val_loss: 0.7828 - val_acc: 0.8515
Epoch 12/20
6600/6680 [============================>.] - ETA: 10s - loss: 0.0395 - acc: 1.00 - ETA: 10s - loss: 0.1326 - acc: 0.95 - ETA: 10s - loss: 0.1174 - acc: 0.96 - ETA: 10s - loss: 0.1397 - acc: 0.95 - ETA: 10s - loss: 0.1100 - acc: 0.96 - ETA: 11s - loss: 0.1002 - acc: 0.96 - ETA: 10s - loss: 0.1080 - acc: 0.96 - ETA: 10s - loss: 0.1210 - acc: 0.96 - ETA: 10s - loss: 0.1227 - acc: 0.96 - ETA: 10s - loss: 0.1176 - acc: 0.96 - ETA: 10s - loss: 0.1602 - acc: 0.96 - ETA: 10s - loss: 0.1723 - acc: 0.96 - ETA: 10s - loss: 0.1588 - acc: 0.96 - ETA: 10s - loss: 0.1598 - acc: 0.96 - ETA: 10s - loss: 0.1542 - acc: 0.96 - ETA: 10s - loss: 0.1564 - acc: 0.96 - ETA: 10s - loss: 0.1475 - acc: 0.96 - ETA: 10s - loss: 0.1465 - acc: 0.96 - ETA: 10s - loss: 0.1479 - acc: 0.96 - ETA: 10s - loss: 0.1421 - acc: 0.96 - ETA: 10s - loss: 0.1416 - acc: 0.96 - ETA: 10s - loss: 0.1438 - acc: 0.96 - ETA: 10s - loss: 0.1420 - acc: 0.96 - ETA: 9s - loss: 0.1414 - acc: 0.9617 - ETA: 9s - loss: 0.1358 - acc: 0.963 - ETA: 9s - loss: 0.1316 - acc: 0.964 - ETA: 9s - loss: 0.1360 - acc: 0.963 - ETA: 9s - loss: 0.1362 - acc: 0.961 - ETA: 9s - loss: 0.1334 - acc: 0.962 - ETA: 9s - loss: 0.1347 - acc: 0.961 - ETA: 9s - loss: 0.1364 - acc: 0.961 - ETA: 9s - loss: 0.1399 - acc: 0.960 - ETA: 9s - loss: 0.1389 - acc: 0.960 - ETA: 9s - loss: 0.1362 - acc: 0.960 - ETA: 9s - loss: 0.1393 - acc: 0.960 - ETA: 9s - loss: 0.1461 - acc: 0.958 - ETA: 9s - loss: 0.1428 - acc: 0.959 - ETA: 9s - loss: 0.1403 - acc: 0.960 - ETA: 8s - loss: 0.1430 - acc: 0.959 - ETA: 8s - loss: 0.1513 - acc: 0.957 - ETA: 8s - loss: 0.1522 - acc: 0.957 - ETA: 8s - loss: 0.1494 - acc: 0.958 - ETA: 8s - loss: 0.1541 - acc: 0.958 - ETA: 8s - loss: 0.1546 - acc: 0.958 - ETA: 8s - loss: 0.1582 - acc: 0.957 - ETA: 8s - loss: 0.1566 - acc: 0.957 - ETA: 8s - loss: 0.1622 - acc: 0.955 - ETA: 8s - loss: 0.1599 - acc: 0.956 - ETA: 8s - loss: 0.1578 - acc: 0.957 - ETA: 8s - loss: 0.1553 - acc: 0.958 - ETA: 8s - loss: 0.1542 - acc: 0.958 - ETA: 8s - loss: 0.1551 - acc: 0.957 - ETA: 8s - loss: 0.1600 - acc: 0.955 - ETA: 7s - loss: 0.1590 - acc: 0.956 - ETA: 7s - loss: 0.1563 - acc: 0.956 - ETA: 7s - loss: 0.1593 - acc: 0.955 - ETA: 7s - loss: 0.1605 - acc: 0.955 - ETA: 7s - loss: 0.1635 - acc: 0.954 - ETA: 7s - loss: 0.1615 - acc: 0.955 - ETA: 7s - loss: 0.1621 - acc: 0.954 - ETA: 7s - loss: 0.1606 - acc: 0.954 - ETA: 7s - loss: 0.1609 - acc: 0.954 - ETA: 7s - loss: 0.1594 - acc: 0.955 - ETA: 7s - loss: 0.1677 - acc: 0.953 - ETA: 7s - loss: 0.1728 - acc: 0.953 - ETA: 7s - loss: 0.1705 - acc: 0.954 - ETA: 7s - loss: 0.1746 - acc: 0.953 - ETA: 6s - loss: 0.1789 - acc: 0.952 - ETA: 6s - loss: 0.1784 - acc: 0.952 - ETA: 6s - loss: 0.1766 - acc: 0.952 - ETA: 6s - loss: 0.1753 - acc: 0.953 - ETA: 6s - loss: 0.1804 - acc: 0.952 - ETA: 6s - loss: 0.1812 - acc: 0.952 - ETA: 6s - loss: 0.1819 - acc: 0.952 - ETA: 6s - loss: 0.1799 - acc: 0.952 - ETA: 6s - loss: 0.1793 - acc: 0.952 - ETA: 5s - loss: 0.1817 - acc: 0.950 - ETA: 5s - loss: 0.1802 - acc: 0.950 - ETA: 5s - loss: 0.1810 - acc: 0.950 - ETA: 5s - loss: 0.1802 - acc: 0.950 - ETA: 4s - loss: 0.1856 - acc: 0.949 - ETA: 4s - loss: 0.1850 - acc: 0.949 - ETA: 4s - loss: 0.1853 - acc: 0.949 - ETA: 4s - loss: 0.1841 - acc: 0.949 - ETA: 4s - loss: 0.1841 - acc: 0.949 - ETA: 4s - loss: 0.1823 - acc: 0.950 - ETA: 3s - loss: 0.1824 - acc: 0.949 - ETA: 3s - loss: 0.1847 - acc: 0.948 - ETA: 3s - loss: 0.1854 - acc: 0.948 - ETA: 3s - loss: 0.1869 - acc: 0.948 - ETA: 3s - loss: 0.1870 - acc: 0.947 - ETA: 3s - loss: 0.1913 - acc: 0.946 - ETA: 2s - loss: 0.1896 - acc: 0.947 - ETA: 2s - loss: 0.1902 - acc: 0.946 - ETA: 2s - loss: 0.1883 - acc: 0.947 - ETA: 2s - loss: 0.1869 - acc: 0.947 - ETA: 2s - loss: 0.1857 - acc: 0.947 - ETA: 2s - loss: 0.1847 - acc: 0.947 - ETA: 2s - loss: 0.1854 - acc: 0.947 - ETA: 2s - loss: 0.1917 - acc: 0.946 - ETA: 1s - loss: 0.1940 - acc: 0.945 - ETA: 1s - loss: 0.1944 - acc: 0.945 - ETA: 1s - loss: 0.1920 - acc: 0.946 - ETA: 1s - loss: 0.1901 - acc: 0.946 - ETA: 1s - loss: 0.1882 - acc: 0.947 - ETA: 1s - loss: 0.1863 - acc: 0.947 - ETA: 1s - loss: 0.1860 - acc: 0.947 - ETA: 1s - loss: 0.1867 - acc: 0.947 - ETA: 0s - loss: 0.1863 - acc: 0.947 - ETA: 0s - loss: 0.1862 - acc: 0.947 - ETA: 0s - loss: 0.1916 - acc: 0.946 - ETA: 0s - loss: 0.1921 - acc: 0.946 - ETA: 0s - loss: 0.1915 - acc: 0.946 - ETA: 0s - loss: 0.1916 - acc: 0.946 - ETA: 0s - loss: 0.1892 - acc: 0.947 - ETA: 0s - loss: 0.1915 - acc: 0.947 - ETA: 0s - loss: 0.1919 - acc: 0.9471Epoch 00011: val_loss did not improve
6680/6680 [==============================] - 8s - loss: 0.1902 - acc: 0.9476 - val_loss: 0.8610 - val_acc: 0.8431
Epoch 13/20
6660/6680 [============================>.] - ETA: 5s - loss: 0.0401 - acc: 1.000 - ETA: 5s - loss: 0.2029 - acc: 0.960 - ETA: 5s - loss: 0.2365 - acc: 0.966 - ETA: 5s - loss: 0.2046 - acc: 0.969 - ETA: 4s - loss: 0.1727 - acc: 0.967 - ETA: 4s - loss: 0.1921 - acc: 0.956 - ETA: 4s - loss: 0.1741 - acc: 0.959 - ETA: 4s - loss: 0.1758 - acc: 0.958 - ETA: 4s - loss: 0.1763 - acc: 0.957 - ETA: 4s - loss: 0.1887 - acc: 0.957 - ETA: 4s - loss: 0.1806 - acc: 0.958 - ETA: 4s - loss: 0.1982 - acc: 0.951 - ETA: 4s - loss: 0.2039 - acc: 0.950 - ETA: 4s - loss: 0.2007 - acc: 0.949 - ETA: 4s - loss: 0.1981 - acc: 0.949 - ETA: 4s - loss: 0.1909 - acc: 0.950 - ETA: 3s - loss: 0.1946 - acc: 0.950 - ETA: 3s - loss: 0.1951 - acc: 0.949 - ETA: 3s - loss: 0.1943 - acc: 0.951 - ETA: 3s - loss: 0.1897 - acc: 0.951 - ETA: 3s - loss: 0.1861 - acc: 0.952 - ETA: 3s - loss: 0.1927 - acc: 0.952 - ETA: 3s - loss: 0.1989 - acc: 0.951 - ETA: 3s - loss: 0.1946 - acc: 0.951 - ETA: 3s - loss: 0.1944 - acc: 0.951 - ETA: 3s - loss: 0.1970 - acc: 0.950 - ETA: 3s - loss: 0.1958 - acc: 0.951 - ETA: 3s - loss: 0.1922 - acc: 0.952 - ETA: 3s - loss: 0.1882 - acc: 0.952 - ETA: 3s - loss: 0.1830 - acc: 0.954 - ETA: 3s - loss: 0.1814 - acc: 0.953 - ETA: 2s - loss: 0.1856 - acc: 0.952 - ETA: 2s - loss: 0.1858 - acc: 0.952 - ETA: 2s - loss: 0.1838 - acc: 0.952 - ETA: 2s - loss: 0.1801 - acc: 0.953 - ETA: 2s - loss: 0.1812 - acc: 0.953 - ETA: 2s - loss: 0.1834 - acc: 0.953 - ETA: 2s - loss: 0.1794 - acc: 0.954 - ETA: 2s - loss: 0.1834 - acc: 0.952 - ETA: 2s - loss: 0.1838 - acc: 0.952 - ETA: 2s - loss: 0.1801 - acc: 0.952 - ETA: 2s - loss: 0.1786 - acc: 0.952 - ETA: 2s - loss: 0.1827 - acc: 0.952 - ETA: 2s - loss: 0.1828 - acc: 0.953 - ETA: 2s - loss: 0.1831 - acc: 0.952 - ETA: 2s - loss: 0.1816 - acc: 0.952 - ETA: 2s - loss: 0.1831 - acc: 0.952 - ETA: 1s - loss: 0.1811 - acc: 0.952 - ETA: 1s - loss: 0.1813 - acc: 0.952 - ETA: 1s - loss: 0.1793 - acc: 0.952 - ETA: 1s - loss: 0.1828 - acc: 0.951 - ETA: 1s - loss: 0.1815 - acc: 0.952 - ETA: 1s - loss: 0.1814 - acc: 0.952 - ETA: 1s - loss: 0.1821 - acc: 0.951 - ETA: 1s - loss: 0.1829 - acc: 0.951 - ETA: 1s - loss: 0.1829 - acc: 0.951 - ETA: 1s - loss: 0.1813 - acc: 0.951 - ETA: 1s - loss: 0.1826 - acc: 0.951 - ETA: 1s - loss: 0.1814 - acc: 0.951 - ETA: 1s - loss: 0.1830 - acc: 0.951 - ETA: 1s - loss: 0.1833 - acc: 0.951 - ETA: 1s - loss: 0.1821 - acc: 0.952 - ETA: 1s - loss: 0.1819 - acc: 0.952 - ETA: 0s - loss: 0.1813 - acc: 0.952 - ETA: 0s - loss: 0.1834 - acc: 0.951 - ETA: 0s - loss: 0.1813 - acc: 0.952 - ETA: 0s - loss: 0.1811 - acc: 0.952 - ETA: 0s - loss: 0.1812 - acc: 0.951 - ETA: 0s - loss: 0.1801 - acc: 0.951 - ETA: 0s - loss: 0.1784 - acc: 0.951 - ETA: 0s - loss: 0.1776 - acc: 0.951 - ETA: 0s - loss: 0.1776 - acc: 0.951 - ETA: 0s - loss: 0.1771 - acc: 0.951 - ETA: 0s - loss: 0.1773 - acc: 0.951 - ETA: 0s - loss: 0.1786 - acc: 0.951 - ETA: 0s - loss: 0.1781 - acc: 0.951 - ETA: 0s - loss: 0.1765 - acc: 0.952 - ETA: 0s - loss: 0.1765 - acc: 0.952 - ETA: 0s - loss: 0.1772 - acc: 0.9517Epoch 00012: val_loss did not improve
6680/6680 [==============================] - 5s - loss: 0.1769 - acc: 0.9518 - val_loss: 0.7878 - val_acc: 0.8683
Epoch 14/20
6640/6680 [============================>.] - ETA: 5s - loss: 0.1006 - acc: 1.000 - ETA: 5s - loss: 0.0630 - acc: 0.980 - ETA: 5s - loss: 0.0534 - acc: 0.977 - ETA: 5s - loss: 0.0780 - acc: 0.976 - ETA: 4s - loss: 0.0661 - acc: 0.980 - ETA: 4s - loss: 0.0796 - acc: 0.977 - ETA: 4s - loss: 0.0873 - acc: 0.974 - ETA: 4s - loss: 0.0964 - acc: 0.971 - ETA: 4s - loss: 0.1113 - acc: 0.968 - ETA: 4s - loss: 0.1045 - acc: 0.970 - ETA: 4s - loss: 0.1057 - acc: 0.970 - ETA: 4s - loss: 0.0989 - acc: 0.972 - ETA: 4s - loss: 0.0993 - acc: 0.973 - ETA: 4s - loss: 0.1066 - acc: 0.971 - ETA: 4s - loss: 0.1187 - acc: 0.969 - ETA: 4s - loss: 0.1153 - acc: 0.969 - ETA: 3s - loss: 0.1144 - acc: 0.970 - ETA: 3s - loss: 0.1209 - acc: 0.969 - ETA: 3s - loss: 0.1225 - acc: 0.968 - ETA: 3s - loss: 0.1247 - acc: 0.968 - ETA: 3s - loss: 0.1239 - acc: 0.968 - ETA: 3s - loss: 0.1269 - acc: 0.967 - ETA: 3s - loss: 0.1294 - acc: 0.967 - ETA: 3s - loss: 0.1390 - acc: 0.965 - ETA: 3s - loss: 0.1377 - acc: 0.966 - ETA: 3s - loss: 0.1397 - acc: 0.964 - ETA: 3s - loss: 0.1415 - acc: 0.963 - ETA: 3s - loss: 0.1413 - acc: 0.963 - ETA: 3s - loss: 0.1381 - acc: 0.964 - ETA: 3s - loss: 0.1376 - acc: 0.964 - ETA: 3s - loss: 0.1402 - acc: 0.962 - ETA: 3s - loss: 0.1421 - acc: 0.961 - ETA: 2s - loss: 0.1432 - acc: 0.961 - ETA: 2s - loss: 0.1417 - acc: 0.961 - ETA: 2s - loss: 0.1429 - acc: 0.960 - ETA: 2s - loss: 0.1474 - acc: 0.959 - ETA: 2s - loss: 0.1460 - acc: 0.960 - ETA: 2s - loss: 0.1457 - acc: 0.960 - ETA: 2s - loss: 0.1439 - acc: 0.960 - ETA: 2s - loss: 0.1419 - acc: 0.960 - ETA: 2s - loss: 0.1427 - acc: 0.960 - ETA: 2s - loss: 0.1400 - acc: 0.961 - ETA: 2s - loss: 0.1377 - acc: 0.961 - ETA: 2s - loss: 0.1366 - acc: 0.961 - ETA: 2s - loss: 0.1357 - acc: 0.961 - ETA: 2s - loss: 0.1365 - acc: 0.960 - ETA: 2s - loss: 0.1356 - acc: 0.960 - ETA: 2s - loss: 0.1350 - acc: 0.960 - ETA: 1s - loss: 0.1364 - acc: 0.960 - ETA: 1s - loss: 0.1371 - acc: 0.960 - ETA: 1s - loss: 0.1353 - acc: 0.960 - ETA: 1s - loss: 0.1383 - acc: 0.959 - ETA: 1s - loss: 0.1385 - acc: 0.959 - ETA: 1s - loss: 0.1368 - acc: 0.960 - ETA: 1s - loss: 0.1362 - acc: 0.960 - ETA: 1s - loss: 0.1347 - acc: 0.960 - ETA: 1s - loss: 0.1344 - acc: 0.960 - ETA: 1s - loss: 0.1352 - acc: 0.960 - ETA: 1s - loss: 0.1336 - acc: 0.961 - ETA: 1s - loss: 0.1335 - acc: 0.960 - ETA: 1s - loss: 0.1365 - acc: 0.960 - ETA: 1s - loss: 0.1397 - acc: 0.960 - ETA: 1s - loss: 0.1396 - acc: 0.961 - ETA: 1s - loss: 0.1411 - acc: 0.960 - ETA: 0s - loss: 0.1431 - acc: 0.960 - ETA: 0s - loss: 0.1484 - acc: 0.959 - ETA: 0s - loss: 0.1499 - acc: 0.959 - ETA: 0s - loss: 0.1498 - acc: 0.958 - ETA: 0s - loss: 0.1514 - acc: 0.958 - ETA: 0s - loss: 0.1526 - acc: 0.957 - ETA: 0s - loss: 0.1584 - acc: 0.957 - ETA: 0s - loss: 0.1596 - acc: 0.957 - ETA: 0s - loss: 0.1600 - acc: 0.957 - ETA: 0s - loss: 0.1619 - acc: 0.956 - ETA: 0s - loss: 0.1630 - acc: 0.956 - ETA: 0s - loss: 0.1618 - acc: 0.956 - ETA: 0s - loss: 0.1619 - acc: 0.956 - ETA: 0s - loss: 0.1607 - acc: 0.956 - ETA: 0s - loss: 0.1639 - acc: 0.956 - ETA: 0s - loss: 0.1658 - acc: 0.9560Epoch 00013: val_loss did not improve
6680/6680 [==============================] - 5s - loss: 0.1658 - acc: 0.9558 - val_loss: 0.8069 - val_acc: 0.8587
Epoch 15/20
6620/6680 [============================>.] - ETA: 5s - loss: 0.1673 - acc: 0.950 - ETA: 4s - loss: 0.1144 - acc: 0.966 - ETA: 4s - loss: 0.1168 - acc: 0.970 - ETA: 4s - loss: 0.1283 - acc: 0.967 - ETA: 4s - loss: 0.1435 - acc: 0.963 - ETA: 4s - loss: 0.1772 - acc: 0.958 - ETA: 4s - loss: 0.1584 - acc: 0.962 - ETA: 4s - loss: 0.1699 - acc: 0.959 - ETA: 4s - loss: 0.1602 - acc: 0.959 - ETA: 4s - loss: 0.1522 - acc: 0.961 - ETA: 4s - loss: 0.1685 - acc: 0.959 - ETA: 4s - loss: 0.1683 - acc: 0.958 - ETA: 4s - loss: 0.1603 - acc: 0.959 - ETA: 4s - loss: 0.1700 - acc: 0.957 - ETA: 3s - loss: 0.1771 - acc: 0.959 - ETA: 3s - loss: 0.1708 - acc: 0.960 - ETA: 3s - loss: 0.1709 - acc: 0.959 - ETA: 3s - loss: 0.1755 - acc: 0.956 - ETA: 3s - loss: 0.1741 - acc: 0.955 - ETA: 3s - loss: 0.1685 - acc: 0.956 - ETA: 3s - loss: 0.1664 - acc: 0.957 - ETA: 3s - loss: 0.1607 - acc: 0.957 - ETA: 3s - loss: 0.1624 - acc: 0.955 - ETA: 3s - loss: 0.1565 - acc: 0.957 - ETA: 3s - loss: 0.1539 - acc: 0.958 - ETA: 3s - loss: 0.1571 - acc: 0.957 - ETA: 3s - loss: 0.1644 - acc: 0.955 - ETA: 3s - loss: 0.1721 - acc: 0.954 - ETA: 3s - loss: 0.1688 - acc: 0.955 - ETA: 3s - loss: 0.1678 - acc: 0.954 - ETA: 3s - loss: 0.1649 - acc: 0.955 - ETA: 2s - loss: 0.1650 - acc: 0.954 - ETA: 2s - loss: 0.1626 - acc: 0.955 - ETA: 2s - loss: 0.1604 - acc: 0.955 - ETA: 2s - loss: 0.1615 - acc: 0.955 - ETA: 2s - loss: 0.1581 - acc: 0.957 - ETA: 2s - loss: 0.1555 - acc: 0.957 - ETA: 2s - loss: 0.1537 - acc: 0.958 - ETA: 2s - loss: 0.1527 - acc: 0.958 - ETA: 2s - loss: 0.1548 - acc: 0.957 - ETA: 2s - loss: 0.1561 - acc: 0.957 - ETA: 2s - loss: 0.1537 - acc: 0.958 - ETA: 2s - loss: 0.1512 - acc: 0.958 - ETA: 2s - loss: 0.1490 - acc: 0.959 - ETA: 2s - loss: 0.1500 - acc: 0.959 - ETA: 2s - loss: 0.1489 - acc: 0.959 - ETA: 1s - loss: 0.1480 - acc: 0.959 - ETA: 1s - loss: 0.1466 - acc: 0.959 - ETA: 1s - loss: 0.1449 - acc: 0.959 - ETA: 1s - loss: 0.1442 - acc: 0.959 - ETA: 1s - loss: 0.1467 - acc: 0.959 - ETA: 1s - loss: 0.1479 - acc: 0.958 - ETA: 1s - loss: 0.1503 - acc: 0.958 - ETA: 1s - loss: 0.1497 - acc: 0.958 - ETA: 1s - loss: 0.1523 - acc: 0.958 - ETA: 1s - loss: 0.1510 - acc: 0.958 - ETA: 1s - loss: 0.1513 - acc: 0.958 - ETA: 1s - loss: 0.1508 - acc: 0.958 - ETA: 1s - loss: 0.1488 - acc: 0.959 - ETA: 1s - loss: 0.1489 - acc: 0.958 - ETA: 1s - loss: 0.1476 - acc: 0.959 - ETA: 1s - loss: 0.1488 - acc: 0.958 - ETA: 0s - loss: 0.1503 - acc: 0.957 - ETA: 0s - loss: 0.1480 - acc: 0.958 - ETA: 0s - loss: 0.1480 - acc: 0.958 - ETA: 0s - loss: 0.1460 - acc: 0.959 - ETA: 0s - loss: 0.1466 - acc: 0.958 - ETA: 0s - loss: 0.1466 - acc: 0.958 - ETA: 0s - loss: 0.1461 - acc: 0.958 - ETA: 0s - loss: 0.1467 - acc: 0.958 - ETA: 0s - loss: 0.1481 - acc: 0.958 - ETA: 0s - loss: 0.1466 - acc: 0.958 - ETA: 0s - loss: 0.1448 - acc: 0.958 - ETA: 0s - loss: 0.1457 - acc: 0.958 - ETA: 0s - loss: 0.1446 - acc: 0.959 - ETA: 0s - loss: 0.1439 - acc: 0.959 - ETA: 0s - loss: 0.1474 - acc: 0.958 - ETA: 0s - loss: 0.1476 - acc: 0.9586Epoch 00014: val_loss did not improve
6680/6680 [==============================] - 5s - loss: 0.1487 - acc: 0.9584 - val_loss: 0.8670 - val_acc: 0.8551
Epoch 16/20
6620/6680 [============================>.] - ETA: 0s - loss: 0.1888 - acc: 0.950 - ETA: 4s - loss: 0.0971 - acc: 0.960 - ETA: 4s - loss: 0.1017 - acc: 0.955 - ETA: 4s - loss: 0.1082 - acc: 0.957 - ETA: 4s - loss: 0.1005 - acc: 0.958 - ETA: 4s - loss: 0.1043 - acc: 0.961 - ETA: 4s - loss: 0.1215 - acc: 0.957 - ETA: 4s - loss: 0.1091 - acc: 0.963 - ETA: 4s - loss: 0.1274 - acc: 0.961 - ETA: 4s - loss: 0.1282 - acc: 0.961 - ETA: 4s - loss: 0.1289 - acc: 0.963 - ETA: 4s - loss: 0.1329 - acc: 0.962 - ETA: 4s - loss: 0.1384 - acc: 0.959 - ETA: 4s - loss: 0.1469 - acc: 0.958 - ETA: 3s - loss: 0.1408 - acc: 0.960 - ETA: 3s - loss: 0.1346 - acc: 0.963 - ETA: 3s - loss: 0.1298 - acc: 0.964 - ETA: 3s - loss: 0.1323 - acc: 0.963 - ETA: 3s - loss: 0.1285 - acc: 0.964 - ETA: 3s - loss: 0.1247 - acc: 0.965 - ETA: 3s - loss: 0.1296 - acc: 0.962 - ETA: 3s - loss: 0.1281 - acc: 0.961 - ETA: 3s - loss: 0.1241 - acc: 0.962 - ETA: 3s - loss: 0.1333 - acc: 0.960 - ETA: 3s - loss: 0.1372 - acc: 0.959 - ETA: 3s - loss: 0.1356 - acc: 0.959 - ETA: 3s - loss: 0.1366 - acc: 0.959 - ETA: 3s - loss: 0.1384 - acc: 0.959 - ETA: 3s - loss: 0.1383 - acc: 0.958 - ETA: 3s - loss: 0.1385 - acc: 0.958 - ETA: 3s - loss: 0.1462 - acc: 0.956 - ETA: 2s - loss: 0.1423 - acc: 0.957 - ETA: 2s - loss: 0.1412 - acc: 0.958 - ETA: 2s - loss: 0.1411 - acc: 0.958 - ETA: 2s - loss: 0.1376 - acc: 0.959 - ETA: 2s - loss: 0.1347 - acc: 0.960 - ETA: 2s - loss: 0.1339 - acc: 0.960 - ETA: 2s - loss: 0.1329 - acc: 0.960 - ETA: 2s - loss: 0.1331 - acc: 0.960 - ETA: 2s - loss: 0.1331 - acc: 0.960 - ETA: 2s - loss: 0.1318 - acc: 0.960 - ETA: 2s - loss: 0.1344 - acc: 0.960 - ETA: 2s - loss: 0.1335 - acc: 0.960 - ETA: 2s - loss: 0.1314 - acc: 0.961 - ETA: 2s - loss: 0.1341 - acc: 0.961 - ETA: 2s - loss: 0.1332 - acc: 0.961 - ETA: 2s - loss: 0.1348 - acc: 0.961 - ETA: 1s - loss: 0.1360 - acc: 0.961 - ETA: 1s - loss: 0.1350 - acc: 0.961 - ETA: 1s - loss: 0.1377 - acc: 0.961 - ETA: 1s - loss: 0.1376 - acc: 0.961 - ETA: 1s - loss: 0.1360 - acc: 0.961 - ETA: 1s - loss: 0.1374 - acc: 0.961 - ETA: 1s - loss: 0.1362 - acc: 0.962 - ETA: 1s - loss: 0.1367 - acc: 0.962 - ETA: 1s - loss: 0.1349 - acc: 0.962 - ETA: 1s - loss: 0.1337 - acc: 0.962 - ETA: 1s - loss: 0.1349 - acc: 0.961 - ETA: 1s - loss: 0.1330 - acc: 0.962 - ETA: 1s - loss: 0.1315 - acc: 0.962 - ETA: 1s - loss: 0.1323 - acc: 0.962 - ETA: 1s - loss: 0.1318 - acc: 0.962 - ETA: 1s - loss: 0.1356 - acc: 0.961 - ETA: 0s - loss: 0.1386 - acc: 0.961 - ETA: 0s - loss: 0.1400 - acc: 0.961 - ETA: 0s - loss: 0.1391 - acc: 0.961 - ETA: 0s - loss: 0.1409 - acc: 0.960 - ETA: 0s - loss: 0.1405 - acc: 0.961 - ETA: 0s - loss: 0.1391 - acc: 0.961 - ETA: 0s - loss: 0.1387 - acc: 0.961 - ETA: 0s - loss: 0.1386 - acc: 0.960 - ETA: 0s - loss: 0.1372 - acc: 0.961 - ETA: 0s - loss: 0.1374 - acc: 0.960 - ETA: 0s - loss: 0.1418 - acc: 0.959 - ETA: 0s - loss: 0.1420 - acc: 0.959 - ETA: 0s - loss: 0.1405 - acc: 0.960 - ETA: 0s - loss: 0.1436 - acc: 0.959 - ETA: 0s - loss: 0.1433 - acc: 0.960 - ETA: 0s - loss: 0.1437 - acc: 0.9600Epoch 00015: val_loss did not improve
6680/6680 [==============================] - 5s - loss: 0.1430 - acc: 0.9600 - val_loss: 0.8402 - val_acc: 0.8491
Epoch 17/20
6620/6680 [============================>.] - ETA: 5s - loss: 0.0084 - acc: 1.000 - ETA: 5s - loss: 0.1135 - acc: 0.980 - ETA: 5s - loss: 0.1208 - acc: 0.966 - ETA: 5s - loss: 0.0951 - acc: 0.969 - ETA: 4s - loss: 0.1079 - acc: 0.964 - ETA: 4s - loss: 0.1119 - acc: 0.964 - ETA: 4s - loss: 0.0970 - acc: 0.967 - ETA: 4s - loss: 0.0891 - acc: 0.970 - ETA: 4s - loss: 0.0852 - acc: 0.972 - ETA: 4s - loss: 0.0787 - acc: 0.973 - ETA: 4s - loss: 0.0867 - acc: 0.972 - ETA: 4s - loss: 0.0800 - acc: 0.974 - ETA: 4s - loss: 0.0868 - acc: 0.971 - ETA: 4s - loss: 0.0853 - acc: 0.970 - ETA: 4s - loss: 0.0919 - acc: 0.969 - ETA: 4s - loss: 0.1008 - acc: 0.967 - ETA: 3s - loss: 0.1029 - acc: 0.968 - ETA: 3s - loss: 0.1066 - acc: 0.966 - ETA: 3s - loss: 0.1147 - acc: 0.965 - ETA: 3s - loss: 0.1148 - acc: 0.965 - ETA: 3s - loss: 0.1184 - acc: 0.964 - ETA: 3s - loss: 0.1171 - acc: 0.963 - ETA: 3s - loss: 0.1129 - acc: 0.965 - ETA: 3s - loss: 0.1132 - acc: 0.965 - ETA: 3s - loss: 0.1180 - acc: 0.965 - ETA: 3s - loss: 0.1151 - acc: 0.966 - ETA: 3s - loss: 0.1157 - acc: 0.965 - ETA: 3s - loss: 0.1122 - acc: 0.966 - ETA: 3s - loss: 0.1091 - acc: 0.967 - ETA: 3s - loss: 0.1092 - acc: 0.967 - ETA: 3s - loss: 0.1084 - acc: 0.967 - ETA: 3s - loss: 0.1134 - acc: 0.965 - ETA: 2s - loss: 0.1120 - acc: 0.965 - ETA: 2s - loss: 0.1194 - acc: 0.964 - ETA: 2s - loss: 0.1234 - acc: 0.963 - ETA: 2s - loss: 0.1224 - acc: 0.963 - ETA: 2s - loss: 0.1230 - acc: 0.963 - ETA: 2s - loss: 0.1255 - acc: 0.963 - ETA: 2s - loss: 0.1298 - acc: 0.962 - ETA: 2s - loss: 0.1309 - acc: 0.962 - ETA: 2s - loss: 0.1284 - acc: 0.962 - ETA: 2s - loss: 0.1265 - acc: 0.963 - ETA: 2s - loss: 0.1317 - acc: 0.962 - ETA: 2s - loss: 0.1346 - acc: 0.961 - ETA: 2s - loss: 0.1343 - acc: 0.961 - ETA: 2s - loss: 0.1349 - acc: 0.960 - ETA: 2s - loss: 0.1339 - acc: 0.960 - ETA: 2s - loss: 0.1342 - acc: 0.960 - ETA: 1s - loss: 0.1353 - acc: 0.960 - ETA: 1s - loss: 0.1382 - acc: 0.960 - ETA: 1s - loss: 0.1370 - acc: 0.960 - ETA: 1s - loss: 0.1356 - acc: 0.960 - ETA: 1s - loss: 0.1351 - acc: 0.960 - ETA: 1s - loss: 0.1367 - acc: 0.959 - ETA: 1s - loss: 0.1355 - acc: 0.960 - ETA: 1s - loss: 0.1351 - acc: 0.960 - ETA: 1s - loss: 0.1343 - acc: 0.960 - ETA: 1s - loss: 0.1337 - acc: 0.960 - ETA: 1s - loss: 0.1338 - acc: 0.959 - ETA: 1s - loss: 0.1323 - acc: 0.960 - ETA: 1s - loss: 0.1314 - acc: 0.960 - ETA: 1s - loss: 0.1342 - acc: 0.959 - ETA: 1s - loss: 0.1341 - acc: 0.959 - ETA: 0s - loss: 0.1367 - acc: 0.959 - ETA: 0s - loss: 0.1372 - acc: 0.959 - ETA: 0s - loss: 0.1381 - acc: 0.959 - ETA: 0s - loss: 0.1414 - acc: 0.958 - ETA: 0s - loss: 0.1415 - acc: 0.958 - ETA: 0s - loss: 0.1408 - acc: 0.958 - ETA: 0s - loss: 0.1434 - acc: 0.958 - ETA: 0s - loss: 0.1423 - acc: 0.958 - ETA: 0s - loss: 0.1424 - acc: 0.959 - ETA: 0s - loss: 0.1434 - acc: 0.958 - ETA: 0s - loss: 0.1449 - acc: 0.958 - ETA: 0s - loss: 0.1437 - acc: 0.958 - ETA: 0s - loss: 0.1446 - acc: 0.958 - ETA: 0s - loss: 0.1430 - acc: 0.958 - ETA: 0s - loss: 0.1428 - acc: 0.958 - ETA: 0s - loss: 0.1436 - acc: 0.9586Epoch 00016: val_loss did not improve
6680/6680 [==============================] - 5s - loss: 0.1435 - acc: 0.9588 - val_loss: 0.8314 - val_acc: 0.8491
Epoch 18/20
6620/6680 [============================>.] - ETA: 5s - loss: 0.0334 - acc: 1.000 - ETA: 4s - loss: 0.0607 - acc: 0.983 - ETA: 4s - loss: 0.0487 - acc: 0.985 - ETA: 4s - loss: 0.0627 - acc: 0.978 - ETA: 4s - loss: 0.0928 - acc: 0.977 - ETA: 4s - loss: 0.0900 - acc: 0.977 - ETA: 4s - loss: 0.0989 - acc: 0.970 - ETA: 4s - loss: 0.0944 - acc: 0.971 - ETA: 4s - loss: 0.0900 - acc: 0.971 - ETA: 4s - loss: 0.0954 - acc: 0.970 - ETA: 4s - loss: 0.0920 - acc: 0.971 - ETA: 4s - loss: 0.0961 - acc: 0.970 - ETA: 4s - loss: 0.0922 - acc: 0.972 - ETA: 4s - loss: 0.1101 - acc: 0.968 - ETA: 4s - loss: 0.1075 - acc: 0.968 - ETA: 3s - loss: 0.1010 - acc: 0.970 - ETA: 3s - loss: 0.0991 - acc: 0.971 - ETA: 3s - loss: 0.0945 - acc: 0.972 - ETA: 3s - loss: 0.0918 - acc: 0.973 - ETA: 3s - loss: 0.0941 - acc: 0.972 - ETA: 3s - loss: 0.0965 - acc: 0.971 - ETA: 3s - loss: 0.1010 - acc: 0.971 - ETA: 3s - loss: 0.1014 - acc: 0.970 - ETA: 3s - loss: 0.1023 - acc: 0.970 - ETA: 3s - loss: 0.1047 - acc: 0.970 - ETA: 3s - loss: 0.1075 - acc: 0.970 - ETA: 3s - loss: 0.1113 - acc: 0.969 - ETA: 3s - loss: 0.1136 - acc: 0.968 - ETA: 3s - loss: 0.1103 - acc: 0.969 - ETA: 3s - loss: 0.1121 - acc: 0.969 - ETA: 3s - loss: 0.1168 - acc: 0.968 - ETA: 3s - loss: 0.1185 - acc: 0.967 - ETA: 2s - loss: 0.1209 - acc: 0.967 - ETA: 2s - loss: 0.1184 - acc: 0.968 - ETA: 2s - loss: 0.1193 - acc: 0.967 - ETA: 2s - loss: 0.1175 - acc: 0.967 - ETA: 2s - loss: 0.1173 - acc: 0.967 - ETA: 2s - loss: 0.1191 - acc: 0.966 - ETA: 2s - loss: 0.1170 - acc: 0.967 - ETA: 2s - loss: 0.1159 - acc: 0.967 - ETA: 2s - loss: 0.1182 - acc: 0.966 - ETA: 2s - loss: 0.1212 - acc: 0.967 - ETA: 2s - loss: 0.1211 - acc: 0.967 - ETA: 2s - loss: 0.1201 - acc: 0.967 - ETA: 2s - loss: 0.1186 - acc: 0.967 - ETA: 2s - loss: 0.1187 - acc: 0.967 - ETA: 2s - loss: 0.1171 - acc: 0.967 - ETA: 2s - loss: 0.1201 - acc: 0.966 - ETA: 2s - loss: 0.1231 - acc: 0.966 - ETA: 1s - loss: 0.1254 - acc: 0.965 - ETA: 1s - loss: 0.1237 - acc: 0.966 - ETA: 1s - loss: 0.1222 - acc: 0.966 - ETA: 1s - loss: 0.1221 - acc: 0.966 - ETA: 1s - loss: 0.1227 - acc: 0.966 - ETA: 1s - loss: 0.1211 - acc: 0.966 - ETA: 1s - loss: 0.1216 - acc: 0.966 - ETA: 1s - loss: 0.1216 - acc: 0.965 - ETA: 1s - loss: 0.1231 - acc: 0.965 - ETA: 1s - loss: 0.1227 - acc: 0.965 - ETA: 1s - loss: 0.1226 - acc: 0.965 - ETA: 1s - loss: 0.1221 - acc: 0.965 - ETA: 1s - loss: 0.1211 - acc: 0.965 - ETA: 1s - loss: 0.1238 - acc: 0.964 - ETA: 1s - loss: 0.1263 - acc: 0.964 - ETA: 1s - loss: 0.1274 - acc: 0.964 - ETA: 0s - loss: 0.1258 - acc: 0.964 - ETA: 0s - loss: 0.1257 - acc: 0.964 - ETA: 0s - loss: 0.1253 - acc: 0.964 - ETA: 0s - loss: 0.1279 - acc: 0.964 - ETA: 0s - loss: 0.1276 - acc: 0.964 - ETA: 0s - loss: 0.1343 - acc: 0.963 - ETA: 0s - loss: 0.1325 - acc: 0.964 - ETA: 0s - loss: 0.1322 - acc: 0.964 - ETA: 0s - loss: 0.1347 - acc: 0.963 - ETA: 0s - loss: 0.1336 - acc: 0.964 - ETA: 0s - loss: 0.1340 - acc: 0.964 - ETA: 0s - loss: 0.1356 - acc: 0.963 - ETA: 0s - loss: 0.1340 - acc: 0.964 - ETA: 0s - loss: 0.1339 - acc: 0.963 - ETA: 0s - loss: 0.1334 - acc: 0.9637Epoch 00017: val_loss did not improve
6680/6680 [==============================] - 5s - loss: 0.1335 - acc: 0.9638 - val_loss: 0.8637 - val_acc: 0.8503
Epoch 19/20
6640/6680 [============================>.] - ETA: 5s - loss: 0.0200 - acc: 1.000 - ETA: 4s - loss: 0.0231 - acc: 1.000 - ETA: 4s - loss: 0.0817 - acc: 0.990 - ETA: 4s - loss: 0.1654 - acc: 0.966 - ETA: 4s - loss: 0.1642 - acc: 0.963 - ETA: 4s - loss: 0.1358 - acc: 0.968 - ETA: 4s - loss: 0.1278 - acc: 0.967 - ETA: 4s - loss: 0.1166 - acc: 0.970 - ETA: 4s - loss: 0.1106 - acc: 0.972 - ETA: 4s - loss: 0.1026 - acc: 0.973 - ETA: 4s - loss: 0.1043 - acc: 0.973 - ETA: 3s - loss: 0.1058 - acc: 0.972 - ETA: 3s - loss: 0.1061 - acc: 0.972 - ETA: 4s - loss: 0.1024 - acc: 0.972 - ETA: 3s - loss: 0.1010 - acc: 0.973 - ETA: 3s - loss: 0.0980 - acc: 0.973 - ETA: 3s - loss: 0.1044 - acc: 0.971 - ETA: 3s - loss: 0.1118 - acc: 0.969 - ETA: 3s - loss: 0.1089 - acc: 0.970 - ETA: 3s - loss: 0.1121 - acc: 0.967 - ETA: 3s - loss: 0.1145 - acc: 0.963 - ETA: 3s - loss: 0.1189 - acc: 0.963 - ETA: 3s - loss: 0.1198 - acc: 0.965 - ETA: 3s - loss: 0.1200 - acc: 0.965 - ETA: 3s - loss: 0.1167 - acc: 0.965 - ETA: 3s - loss: 0.1158 - acc: 0.966 - ETA: 3s - loss: 0.1166 - acc: 0.965 - ETA: 3s - loss: 0.1143 - acc: 0.965 - ETA: 3s - loss: 0.1178 - acc: 0.964 - ETA: 3s - loss: 0.1175 - acc: 0.965 - ETA: 3s - loss: 0.1159 - acc: 0.965 - ETA: 2s - loss: 0.1165 - acc: 0.965 - ETA: 2s - loss: 0.1155 - acc: 0.965 - ETA: 2s - loss: 0.1178 - acc: 0.964 - ETA: 2s - loss: 0.1149 - acc: 0.965 - ETA: 2s - loss: 0.1133 - acc: 0.966 - ETA: 2s - loss: 0.1169 - acc: 0.964 - ETA: 2s - loss: 0.1145 - acc: 0.965 - ETA: 2s - loss: 0.1153 - acc: 0.965 - ETA: 2s - loss: 0.1168 - acc: 0.965 - ETA: 2s - loss: 0.1142 - acc: 0.966 - ETA: 2s - loss: 0.1134 - acc: 0.966 - ETA: 2s - loss: 0.1137 - acc: 0.966 - ETA: 2s - loss: 0.1132 - acc: 0.966 - ETA: 2s - loss: 0.1119 - acc: 0.967 - ETA: 2s - loss: 0.1116 - acc: 0.967 - ETA: 2s - loss: 0.1149 - acc: 0.966 - ETA: 1s - loss: 0.1129 - acc: 0.967 - ETA: 1s - loss: 0.1120 - acc: 0.967 - ETA: 1s - loss: 0.1119 - acc: 0.967 - ETA: 1s - loss: 0.1120 - acc: 0.967 - ETA: 1s - loss: 0.1125 - acc: 0.967 - ETA: 1s - loss: 0.1121 - acc: 0.967 - ETA: 1s - loss: 0.1112 - acc: 0.967 - ETA: 1s - loss: 0.1131 - acc: 0.967 - ETA: 1s - loss: 0.1124 - acc: 0.967 - ETA: 1s - loss: 0.1115 - acc: 0.967 - ETA: 1s - loss: 0.1147 - acc: 0.967 - ETA: 1s - loss: 0.1154 - acc: 0.966 - ETA: 1s - loss: 0.1149 - acc: 0.967 - ETA: 1s - loss: 0.1139 - acc: 0.967 - ETA: 1s - loss: 0.1157 - acc: 0.966 - ETA: 1s - loss: 0.1149 - acc: 0.967 - ETA: 1s - loss: 0.1151 - acc: 0.967 - ETA: 1s - loss: 0.1147 - acc: 0.967 - ETA: 1s - loss: 0.1161 - acc: 0.966 - ETA: 1s - loss: 0.1160 - acc: 0.966 - ETA: 1s - loss: 0.1159 - acc: 0.966 - ETA: 1s - loss: 0.1183 - acc: 0.966 - ETA: 1s - loss: 0.1177 - acc: 0.966 - ETA: 1s - loss: 0.1173 - acc: 0.966 - ETA: 1s - loss: 0.1166 - acc: 0.966 - ETA: 1s - loss: 0.1205 - acc: 0.966 - ETA: 1s - loss: 0.1196 - acc: 0.966 - ETA: 1s - loss: 0.1188 - acc: 0.966 - ETA: 1s - loss: 0.1188 - acc: 0.966 - ETA: 1s - loss: 0.1182 - acc: 0.966 - ETA: 1s - loss: 0.1178 - acc: 0.966 - ETA: 1s - loss: 0.1182 - acc: 0.966 - ETA: 1s - loss: 0.1205 - acc: 0.966 - ETA: 1s - loss: 0.1209 - acc: 0.966 - ETA: 1s - loss: 0.1217 - acc: 0.966 - ETA: 1s - loss: 0.1209 - acc: 0.966 - ETA: 1s - loss: 0.1211 - acc: 0.966 - ETA: 1s - loss: 0.1215 - acc: 0.965 - ETA: 1s - loss: 0.1208 - acc: 0.965 - ETA: 1s - loss: 0.1210 - acc: 0.965 - ETA: 1s - loss: 0.1202 - acc: 0.966 - ETA: 1s - loss: 0.1226 - acc: 0.966 - ETA: 1s - loss: 0.1220 - acc: 0.966 - ETA: 1s - loss: 0.1215 - acc: 0.966 - ETA: 0s - loss: 0.1210 - acc: 0.966 - ETA: 0s - loss: 0.1215 - acc: 0.966 - ETA: 0s - loss: 0.1217 - acc: 0.966 - ETA: 0s - loss: 0.1217 - acc: 0.965 - ETA: 0s - loss: 0.1214 - acc: 0.965 - ETA: 0s - loss: 0.1220 - acc: 0.965 - ETA: 0s - loss: 0.1213 - acc: 0.966 - ETA: 0s - loss: 0.1208 - acc: 0.966 - ETA: 0s - loss: 0.1236 - acc: 0.966 - ETA: 0s - loss: 0.1241 - acc: 0.966 - ETA: 0s - loss: 0.1235 - acc: 0.966 - ETA: 0s - loss: 0.1230 - acc: 0.966 - ETA: 0s - loss: 0.1239 - acc: 0.966 - ETA: 0s - loss: 0.1232 - acc: 0.966 - ETA: 0s - loss: 0.1234 - acc: 0.966 - ETA: 0s - loss: 0.1238 - acc: 0.966 - ETA: 0s - loss: 0.1236 - acc: 0.966 - ETA: 0s - loss: 0.1236 - acc: 0.966 - ETA: 0s - loss: 0.1238 - acc: 0.965 - ETA: 0s - loss: 0.1233 - acc: 0.966 - ETA: 0s - loss: 0.1231 - acc: 0.966 - ETA: 0s - loss: 0.1225 - acc: 0.966 - ETA: 0s - loss: 0.1241 - acc: 0.9658Epoch 00018: val_loss did not improve
6680/6680 [==============================] - 8s - loss: 0.1235 - acc: 0.9659 - val_loss: 0.9025 - val_acc: 0.8527
Epoch 20/20
6660/6680 [============================>.] - ETA: 10s - loss: 0.0479 - acc: 0.95 - ETA: 10s - loss: 0.0206 - acc: 0.98 - ETA: 10s - loss: 0.1168 - acc: 0.98 - ETA: 10s - loss: 0.2347 - acc: 0.95 - ETA: 10s - loss: 0.2079 - acc: 0.95 - ETA: 11s - loss: 0.1815 - acc: 0.95 - ETA: 10s - loss: 0.2109 - acc: 0.95 - ETA: 10s - loss: 0.1889 - acc: 0.95 - ETA: 10s - loss: 0.1805 - acc: 0.95 - ETA: 10s - loss: 0.1680 - acc: 0.96 - ETA: 10s - loss: 0.1624 - acc: 0.95 - ETA: 10s - loss: 0.1499 - acc: 0.96 - ETA: 10s - loss: 0.1414 - acc: 0.96 - ETA: 10s - loss: 0.1366 - acc: 0.96 - ETA: 10s - loss: 0.1293 - acc: 0.96 - ETA: 10s - loss: 0.1359 - acc: 0.96 - ETA: 10s - loss: 0.1444 - acc: 0.96 - ETA: 10s - loss: 0.1452 - acc: 0.95 - ETA: 10s - loss: 0.1384 - acc: 0.95 - ETA: 10s - loss: 0.1317 - acc: 0.96 - ETA: 10s - loss: 0.1298 - acc: 0.96 - ETA: 10s - loss: 0.1272 - acc: 0.96 - ETA: 10s - loss: 0.1233 - acc: 0.96 - ETA: 9s - loss: 0.1135 - acc: 0.9650 - ETA: 8s - loss: 0.1162 - acc: 0.964 - ETA: 8s - loss: 0.1112 - acc: 0.966 - ETA: 8s - loss: 0.1101 - acc: 0.967 - ETA: 7s - loss: 0.1041 - acc: 0.969 - ETA: 7s - loss: 0.1027 - acc: 0.969 - ETA: 7s - loss: 0.0991 - acc: 0.970 - ETA: 6s - loss: 0.1019 - acc: 0.970 - ETA: 6s - loss: 0.1041 - acc: 0.970 - ETA: 6s - loss: 0.1010 - acc: 0.970 - ETA: 6s - loss: 0.0974 - acc: 0.972 - ETA: 5s - loss: 0.0974 - acc: 0.971 - ETA: 5s - loss: 0.1002 - acc: 0.970 - ETA: 5s - loss: 0.1021 - acc: 0.970 - ETA: 5s - loss: 0.0996 - acc: 0.971 - ETA: 5s - loss: 0.0977 - acc: 0.971 - ETA: 4s - loss: 0.0984 - acc: 0.970 - ETA: 4s - loss: 0.0980 - acc: 0.971 - ETA: 4s - loss: 0.0965 - acc: 0.971 - ETA: 4s - loss: 0.0957 - acc: 0.971 - ETA: 4s - loss: 0.0945 - acc: 0.971 - ETA: 4s - loss: 0.0927 - acc: 0.972 - ETA: 4s - loss: 0.0916 - acc: 0.971 - ETA: 3s - loss: 0.0955 - acc: 0.972 - ETA: 3s - loss: 0.0953 - acc: 0.972 - ETA: 3s - loss: 0.0950 - acc: 0.972 - ETA: 3s - loss: 0.0957 - acc: 0.971 - ETA: 3s - loss: 0.0954 - acc: 0.971 - ETA: 3s - loss: 0.0957 - acc: 0.971 - ETA: 3s - loss: 0.0986 - acc: 0.971 - ETA: 3s - loss: 0.0991 - acc: 0.971 - ETA: 3s - loss: 0.1000 - acc: 0.971 - ETA: 3s - loss: 0.0990 - acc: 0.971 - ETA: 2s - loss: 0.0986 - acc: 0.971 - ETA: 2s - loss: 0.1003 - acc: 0.971 - ETA: 2s - loss: 0.1054 - acc: 0.970 - ETA: 2s - loss: 0.1072 - acc: 0.970 - ETA: 2s - loss: 0.1059 - acc: 0.970 - ETA: 2s - loss: 0.1064 - acc: 0.970 - ETA: 2s - loss: 0.1065 - acc: 0.970 - ETA: 2s - loss: 0.1058 - acc: 0.970 - ETA: 2s - loss: 0.1044 - acc: 0.970 - ETA: 2s - loss: 0.1049 - acc: 0.970 - ETA: 1s - loss: 0.1039 - acc: 0.970 - ETA: 1s - loss: 0.1058 - acc: 0.970 - ETA: 1s - loss: 0.1068 - acc: 0.969 - ETA: 1s - loss: 0.1084 - acc: 0.969 - ETA: 1s - loss: 0.1128 - acc: 0.969 - ETA: 1s - loss: 0.1158 - acc: 0.969 - ETA: 1s - loss: 0.1149 - acc: 0.969 - ETA: 1s - loss: 0.1142 - acc: 0.969 - ETA: 1s - loss: 0.1149 - acc: 0.969 - ETA: 1s - loss: 0.1172 - acc: 0.969 - ETA: 1s - loss: 0.1215 - acc: 0.968 - ETA: 1s - loss: 0.1199 - acc: 0.968 - ETA: 1s - loss: 0.1194 - acc: 0.968 - ETA: 0s - loss: 0.1180 - acc: 0.968 - ETA: 0s - loss: 0.1175 - acc: 0.968 - ETA: 0s - loss: 0.1186 - acc: 0.968 - ETA: 0s - loss: 0.1197 - acc: 0.969 - ETA: 0s - loss: 0.1203 - acc: 0.968 - ETA: 0s - loss: 0.1188 - acc: 0.969 - ETA: 0s - loss: 0.1194 - acc: 0.968 - ETA: 0s - loss: 0.1202 - acc: 0.968 - ETA: 0s - loss: 0.1202 - acc: 0.967 - ETA: 0s - loss: 0.1204 - acc: 0.967 - ETA: 0s - loss: 0.1214 - acc: 0.967 - ETA: 0s - loss: 0.1215 - acc: 0.966 - ETA: 0s - loss: 0.1213 - acc: 0.9670Epoch 00019: val_loss did not improve
6680/6680 [==============================] - 6s - loss: 0.1210 - acc: 0.9671 - val_loss: 0.9123 - val_acc: 0.8551
Out[36]:
<keras.callbacks.History at 0x21161059ba8>

(IMPLEMENTATION) Load the Model with the Best Validation Loss

In [37]:
### TODO: Load the model weights with the best validation loss.
Inception_Model.load_weights('C:\\Users\\Casey\\Documents\\GitHub\\dog-project\\saved_models/weights.best.Inception.hdf5')

(IMPLEMENTATION) Test the Model

Try out your model on the test dataset of dog images. Ensure that your test accuracy is greater than 60%.

In [38]:
### TODO: Calculate classification accuracy on the test dataset.
# get index of predicted dog breed for each image in test set
Inception_predictions = [np.argmax(Inception_Model.predict(np.expand_dims(feature, axis=0))) for feature in test_Inception]

# report test accuracy
test_accuracy = 100*np.sum(np.array(Inception_predictions)==np.argmax(test_targets, axis=1))/len(Inception_predictions)
print('Test accuracy: %.4f%%' % test_accuracy)
Test accuracy: 80.1435%

(IMPLEMENTATION) Predict Dog Breed with the Model

Write a function that takes an image path as input and returns the dog breed (Affenpinscher, Afghan_hound, etc) that is predicted by your model.

Similar to the analogous function in Step 5, your function should have three steps:

  1. Extract the bottleneck features corresponding to the chosen CNN model.
  2. Supply the bottleneck features as input to the model to return the predicted vector. Note that the argmax of this prediction vector gives the index of the predicted dog breed.
  3. Use the dog_names array defined in Step 0 of this notebook to return the corresponding breed.

The functions to extract the bottleneck features can be found in extract_bottleneck_features.py, and they have been imported in an earlier code cell. To obtain the bottleneck features corresponding to your chosen CNN architecture, you need to use the function

extract_{network}

where {network}, in the above filename, should be one of VGG19, Resnet50, InceptionV3, or Xception.

In [39]:
### TODO: Write a function that takes a path to an image as input
### and returns the dog breed that is predicted by the model.
def Inception_predict_breed(img_path):
    # extract bottleneck features
    bottleneck_feature = extract_InceptionV3(path_to_tensor(img_path))
    # obtain predicted vector
    predicted_vector = Inception_Model.predict(bottleneck_feature)
    # return dog breed that is predicted by the model
    return dog_names[np.argmax(predicted_vector)]

Step 6: Write your Algorithm

Write an algorithm that accepts a file path to an image and first determines whether the image contains a human, dog, or neither. Then,

  • if a dog is detected in the image, return the predicted breed.
  • if a human is detected in the image, return the resembling dog breed.
  • if neither is detected in the image, provide output that indicates an error.

You are welcome to write your own functions for detecting humans and dogs in images, but feel free to use the face_detector and dog_detector functions developed above. You are required to use your CNN from Step 5 to predict dog breed.

Some sample output for our algorithm is provided below, but feel free to design your own user experience!

Sample Human Output

(IMPLEMENTATION) Write your Algorithm

In [57]:
def dog_human_identifier(img_path):
    #Is a dog detected?
    if dog_detector(img_path):
        dog_breed=str(Inception_predict_breed(img_path))
        dog_breed = (dog_breed[dog_breed.find('.')+1:len(dog_breed)])
        print('Dog Detected, and it looks like a '+str(dog_breed)+ ' dog breed.')
        #img = cv2.imread(img_path)
        #plt.imshow(cv2.cvtColor(img,cv2.COLOR_BGR2RGB))
    elif face_detector(img_path):
        human_breed=str(Inception_predict_breed(img_path))
        human_breed = (human_breed[human_breed.find('.')+1:len(human_breed)])
        print('Human detected, but kind of looks like a '+str(human_breed)+ ' dog breed.')
        #img = cv2.imread(img_path)
        #plt.imshow(cv2.cvtColor(img,cv2.COLOR_BGR2RGB))
    else:
        print('Error: Neither human or dog detected')
        #img = cv2.imread(img_path)
        #plt.imshow(cv2.cvtColor(img,cv2.COLOR_BGR2RGB))
    from IPython.core.display import Image, display
    display(Image(img_path,width=200,height=200))

Step 7: Test Your Algorithm

In this section, you will take your new algorithm for a spin! What kind of dog does the algorithm think that you look like? If you have a dog, does it predict your dog's breed accurately? If you have a cat, does it mistakenly think that your cat is a dog?

(IMPLEMENTATION) Test Your Algorithm on Sample Images!

Test your algorithm at least six images on your computer. Feel free to use any images you like. Use at least two human and two dog images.

Question 6: Is the output better than you expected :) ? Or worse :( ? Provide at least three possible points of improvement for your algorithm.

Answer: The output is worse than I had expected. Since the test accuracy percentage was close to 80%, then I had expected a majority of my picture submissions to detect the correct dog breed. Unfortunately, this did not happen and the CNN predicted only one of the dogs correctly. To improve the algorithm: Provide more training data, add more convolutional layers and experiment with convolutional layers to improve accuracy, experiment with the dropout percentage to improve accuracy. With time and CPU, a grid search for the optimal parameters of dropout and stride could provide a better algorithm.

In [58]:
## TODO: Execute your algorithm from Step 6 on
## at least 6 images on your computer.
## Feel free to use as many code cells as needed.
In [42]:
prediction_files = np.array(glob("C:\\Users\\Casey\\Documents\\GitHub\\dog-project/Prediction_CNN/*"))
In [43]:
#for pic in range(1,len(prediction_files)):
#    dog_human_identifier(prediction_files[pic])
In [59]:
dog_human_identifier(prediction_files[0])
Human detected, but kind of looks like a Chinese_crested dog breed.
In [61]:
dog_human_identifier(prediction_files[2])
Human detected, but kind of looks like a Chinese_crested dog breed.
In [62]:
dog_human_identifier(prediction_files[3])
Human detected, but kind of looks like a Chinese_crested dog breed.
In [63]:
dog_human_identifier(prediction_files[4])
Dog Detected, and it looks like a Lhasa_apso dog breed.
In [64]:
dog_human_identifier(prediction_files[5])
Dog Detected, and it looks like a Golden_retriever dog breed.
In [65]:
dog_human_identifier(prediction_files[6])
Dog Detected, and it looks like a Alaskan_malamute dog breed.
In [66]:
dog_human_identifier(prediction_files[7])
Dog Detected, and it looks like a Bulldog dog breed.
In [67]:
dog_human_identifier(prediction_files[8])
Dog Detected, and it looks like a Havanese dog breed.
In [68]:
dog_human_identifier(prediction_files[9])
Dog Detected, and it looks like a Bulldog dog breed.
In [69]:
dog_human_identifier(prediction_files[10])
Human detected, but kind of looks like a Canaan_dog dog breed.
In [70]:
dog_human_identifier(prediction_files[11])
Human detected, but kind of looks like a Chinese_crested dog breed.
In [71]:
dog_human_identifier(prediction_files[12])
Human detected, but kind of looks like a Norwegian_lundehund dog breed.

End

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